Home / 7,337.23-10,125.28-3,979.96

Finding the Fourth Proportional to 7,337.23, 10,125.28 and 3,979.96

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Solution

The fourth proportional to 7,337.23, 10,125.28 and 3,979.96 is: 5,492.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.23 : 10,125.28 = 3,979.96 : x
  2. Step 2: Convert to fraction form
    7,337.23/10,125.28 = 3,979.96/x
  3. Step 3: Cross multiply
    7,337.23x = 10,125.28 × 3,979.96
  4. Step 4: Simplify right side
    7,337.23x = 40,298,206.33
  5. Step 5: Solve for x
    x = 40,298,206.33/7,337.23
  6. Step 6: Final answer
    x = 5,492.29

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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.