Home / 5,019.38-7,528.93-1,509.25

Finding the Fourth Proportional to 5,019.38, 7,528.93 and 1,509.25

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Solution

The fourth proportional to 5,019.38, 7,528.93 and 1,509.25 is: 2,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.38 : 7,528.93 = 1,509.25 : x
  2. Step 2: Convert to fraction form
    5,019.38/7,528.93 = 1,509.25/x
  3. Step 3: Cross multiply
    5,019.38x = 7,528.93 × 1,509.25
  4. Step 4: Simplify right side
    5,019.38x = 11,363,015.01
  5. Step 5: Solve for x
    x = 11,363,015.01/5,019.38
  6. Step 6: Final answer
    x = 2,263.83

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.