Home / 11,254.47-15,522.53-6,773.55

Finding the Fourth Proportional to 11,254.47, 15,522.53 and 6,773.55

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Solution

The fourth proportional to 11,254.47, 15,522.53 and 6,773.55 is: 9,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.47 : 15,522.53 = 6,773.55 : x
  2. Step 2: Convert to fraction form
    11,254.47/15,522.53 = 6,773.55/x
  3. Step 3: Cross multiply
    11,254.47x = 15,522.53 × 6,773.55
  4. Step 4: Simplify right side
    11,254.47x = 105,142,633.08
  5. Step 5: Solve for x
    x = 105,142,633.08/11,254.47
  6. Step 6: Final answer
    x = 9,342.30

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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.