Home / 9,008.02-13,479.15-5,312.02

Finding the Fourth Proportional to 9,008.02, 13,479.15 and 5,312.02

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Solution

The fourth proportional to 9,008.02, 13,479.15 and 5,312.02 is: 7,948.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.02 : 13,479.15 = 5,312.02 : x
  2. Step 2: Convert to fraction form
    9,008.02/13,479.15 = 5,312.02/x
  3. Step 3: Cross multiply
    9,008.02x = 13,479.15 × 5,312.02
  4. Step 4: Simplify right side
    9,008.02x = 71,601,514.38
  5. Step 5: Solve for x
    x = 71,601,514.38/9,008.02
  6. Step 6: Final answer
    x = 7,948.64

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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.