Home / 8,390.02-11,577.99-4,613.18

Finding the Fourth Proportional to 8,390.02, 11,577.99 and 4,613.18

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Solution

The fourth proportional to 8,390.02, 11,577.99 and 4,613.18 is: 6,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390.02 : 11,577.99 = 4,613.18 : x
  2. Step 2: Convert to fraction form
    8,390.02/11,577.99 = 4,613.18/x
  3. Step 3: Cross multiply
    8,390.02x = 11,577.99 × 4,613.18
  4. Step 4: Simplify right side
    8,390.02x = 53,411,351.91
  5. Step 5: Solve for x
    x = 53,411,351.91/8,390.02
  6. Step 6: Final answer
    x = 6,366.06

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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.