Home / 9,430.92-14,146.40-2,505.40

Finding the Fourth Proportional to 9,430.92, 14,146.40 and 2,505.40

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Solution

The fourth proportional to 9,430.92, 14,146.40 and 2,505.40 is: 3,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.92 : 14,146.40 = 2,505.40 : x
  2. Step 2: Convert to fraction form
    9,430.92/14,146.40 = 2,505.40/x
  3. Step 3: Cross multiply
    9,430.92x = 14,146.40 × 2,505.40
  4. Step 4: Simplify right side
    9,430.92x = 35,442,390.56
  5. Step 5: Solve for x
    x = 35,442,390.56/9,430.92
  6. Step 6: Final answer
    x = 3,758.11

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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.