Home / 11,330.30-15,636.35-6,294.53

Finding the Fourth Proportional to 11,330.30, 15,636.35 and 6,294.53

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Solution

The fourth proportional to 11,330.30, 15,636.35 and 6,294.53 is: 8,686.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.30 : 15,636.35 = 6,294.53 : x
  2. Step 2: Convert to fraction form
    11,330.30/15,636.35 = 6,294.53/x
  3. Step 3: Cross multiply
    11,330.30x = 15,636.35 × 6,294.53
  4. Step 4: Simplify right side
    11,330.30x = 98,423,474.17
  5. Step 5: Solve for x
    x = 98,423,474.17/11,330.30
  6. Step 6: Final answer
    x = 8,686.75

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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.