Home / 4,746.53-7,120.47-1,459.90

Finding the Fourth Proportional to 4,746.53, 7,120.47 and 1,459.90

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Solution

The fourth proportional to 4,746.53, 7,120.47 and 1,459.90 is: 2,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.53 : 7,120.47 = 1,459.90 : x
  2. Step 2: Convert to fraction form
    4,746.53/7,120.47 = 1,459.90/x
  3. Step 3: Cross multiply
    4,746.53x = 7,120.47 × 1,459.90
  4. Step 4: Simplify right side
    4,746.53x = 10,395,131.25
  5. Step 5: Solve for x
    x = 10,395,131.25/4,746.53
  6. Step 6: Final answer
    x = 2,190.05

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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.