Home / 9,617.75-14,432.70-7,430.75

Finding the Fourth Proportional to 9,617.75, 14,432.70 and 7,430.75

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Solution

The fourth proportional to 9,617.75, 14,432.70 and 7,430.75 is: 11,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.75 : 14,432.70 = 7,430.75 : x
  2. Step 2: Convert to fraction form
    9,617.75/14,432.70 = 7,430.75/x
  3. Step 3: Cross multiply
    9,617.75x = 14,432.70 × 7,430.75
  4. Step 4: Simplify right side
    9,617.75x = 107,245,785.53
  5. Step 5: Solve for x
    x = 107,245,785.53/9,617.75
  6. Step 6: Final answer
    x = 11,150.82

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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.