Home / 9,133.02-13,691.23-3,288.30

Finding the Fourth Proportional to 9,133.02, 13,691.23 and 3,288.30

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Solution

The fourth proportional to 9,133.02, 13,691.23 and 3,288.30 is: 4,929.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.02 : 13,691.23 = 3,288.30 : x
  2. Step 2: Convert to fraction form
    9,133.02/13,691.23 = 3,288.30/x
  3. Step 3: Cross multiply
    9,133.02x = 13,691.23 × 3,288.30
  4. Step 4: Simplify right side
    9,133.02x = 45,020,871.61
  5. Step 5: Solve for x
    x = 45,020,871.61/9,133.02
  6. Step 6: Final answer
    x = 4,929.46

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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.