Home / 9,204.55-12,702.15-5,225.63

Finding the Fourth Proportional to 9,204.55, 12,702.15 and 5,225.63

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Solution

The fourth proportional to 9,204.55, 12,702.15 and 5,225.63 is: 7,211.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,204.55 : 12,702.15 = 5,225.63 : x
  2. Step 2: Convert to fraction form
    9,204.55/12,702.15 = 5,225.63/x
  3. Step 3: Cross multiply
    9,204.55x = 12,702.15 × 5,225.63
  4. Step 4: Simplify right side
    9,204.55x = 66,376,672.59
  5. Step 5: Solve for x
    x = 66,376,672.59/9,204.55
  6. Step 6: Final answer
    x = 7,211.29

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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.