Home / 9,497.02-13,105.80-5,520.46

Finding the Fourth Proportional to 9,497.02, 13,105.80 and 5,520.46

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Solution

The fourth proportional to 9,497.02, 13,105.80 and 5,520.46 is: 7,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,497.02 : 13,105.80 = 5,520.46 : x
  2. Step 2: Convert to fraction form
    9,497.02/13,105.80 = 5,520.46/x
  3. Step 3: Cross multiply
    9,497.02x = 13,105.80 × 5,520.46
  4. Step 4: Simplify right side
    9,497.02x = 72,350,044.67
  5. Step 5: Solve for x
    x = 72,350,044.67/9,497.02
  6. Step 6: Final answer
    x = 7,618.18

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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.