Home / 5,130.27-7,695.41-1,234.71

Finding the Fourth Proportional to 5,130.27, 7,695.41 and 1,234.71

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Solution

The fourth proportional to 5,130.27, 7,695.41 and 1,234.71 is: 1,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130.27 : 7,695.41 = 1,234.71 : x
  2. Step 2: Convert to fraction form
    5,130.27/7,695.41 = 1,234.71/x
  3. Step 3: Cross multiply
    5,130.27x = 7,695.41 × 1,234.71
  4. Step 4: Simplify right side
    5,130.27x = 9,501,593.51
  5. Step 5: Solve for x
    x = 9,501,593.51/5,130.27
  6. Step 6: Final answer
    x = 1,852.07

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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.