Home / 1,595.23-2,392.85-499.60

Finding the Fourth Proportional to 1,595.23, 2,392.85 and 499.60

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Solution

The fourth proportional to 1,595.23, 2,392.85 and 499.60 is: 749.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.23 : 2,392.85 = 499.60 : x
  2. Step 2: Convert to fraction form
    1,595.23/2,392.85 = 499.60/x
  3. Step 3: Cross multiply
    1,595.23x = 2,392.85 × 499.60
  4. Step 4: Simplify right side
    1,595.23x = 1,195,455.90
  5. Step 5: Solve for x
    x = 1,195,455.90/1,595.23
  6. Step 6: Final answer
    x = 749.39

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Double scale
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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.