Home / 9,207.04-12,702.57-5,621.04

Finding the Fourth Proportional to 9,207.04, 12,702.57 and 5,621.04

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Solution

The fourth proportional to 9,207.04, 12,702.57 and 5,621.04 is: 7,755.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.04 : 12,702.57 = 5,621.04 : x
  2. Step 2: Convert to fraction form
    9,207.04/12,702.57 = 5,621.04/x
  3. Step 3: Cross multiply
    9,207.04x = 12,702.57 × 5,621.04
  4. Step 4: Simplify right side
    9,207.04x = 71,401,654.07
  5. Step 5: Solve for x
    x = 71,401,654.07/9,207.04
  6. Step 6: Final answer
    x = 7,755.12

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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.