Home / 9,535.72-13,148.02-7,645.84

Finding the Fourth Proportional to 9,535.72, 13,148.02 and 7,645.84

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Solution

The fourth proportional to 9,535.72, 13,148.02 and 7,645.84 is: 10,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,535.72 : 13,148.02 = 7,645.84 : x
  2. Step 2: Convert to fraction form
    9,535.72/13,148.02 = 7,645.84/x
  3. Step 3: Cross multiply
    9,535.72x = 13,148.02 × 7,645.84
  4. Step 4: Simplify right side
    9,535.72x = 100,527,657.24
  5. Step 5: Solve for x
    x = 100,527,657.24/9,535.72
  6. Step 6: Final answer
    x = 10,542.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.