Home / 4,930.16-7,396.14-1,887.17

Finding the Fourth Proportional to 4,930.16, 7,396.14 and 1,887.17

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Solution

The fourth proportional to 4,930.16, 7,396.14 and 1,887.17 is: 2,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.16 : 7,396.14 = 1,887.17 : x
  2. Step 2: Convert to fraction form
    4,930.16/7,396.14 = 1,887.17/x
  3. Step 3: Cross multiply
    4,930.16x = 7,396.14 × 1,887.17
  4. Step 4: Simplify right side
    4,930.16x = 13,957,773.52
  5. Step 5: Solve for x
    x = 13,957,773.52/4,930.16
  6. Step 6: Final answer
    x = 2,831.10

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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.