Home / 7,108.16-10,654.67-3,600.72

Finding the Fourth Proportional to 7,108.16, 10,654.67 and 3,600.72

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Solution

The fourth proportional to 7,108.16, 10,654.67 and 3,600.72 is: 5,397.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.16 : 10,654.67 = 3,600.72 : x
  2. Step 2: Convert to fraction form
    7,108.16/10,654.67 = 3,600.72/x
  3. Step 3: Cross multiply
    7,108.16x = 10,654.67 × 3,600.72
  4. Step 4: Simplify right side
    7,108.16x = 38,364,492.36
  5. Step 5: Solve for x
    x = 38,364,492.36/7,108.16
  6. Step 6: Final answer
    x = 5,397.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.