Home / 9,947.07-14,920.60-4,737.15

Finding the Fourth Proportional to 9,947.07, 14,920.60 and 4,737.15

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Solution

The fourth proportional to 9,947.07, 14,920.60 and 4,737.15 is: 7,105.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.07 : 14,920.60 = 4,737.15 : x
  2. Step 2: Convert to fraction form
    9,947.07/14,920.60 = 4,737.15/x
  3. Step 3: Cross multiply
    9,947.07x = 14,920.60 × 4,737.15
  4. Step 4: Simplify right side
    9,947.07x = 70,681,120.29
  5. Step 5: Solve for x
    x = 70,681,120.29/9,947.07
  6. Step 6: Final answer
    x = 7,105.72

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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.