Home / 10,343.91-15,518.30-4,502.19

Finding the Fourth Proportional to 10,343.91, 15,518.30 and 4,502.19

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Solution

The fourth proportional to 10,343.91, 15,518.30 and 4,502.19 is: 6,754.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.91 : 15,518.30 = 4,502.19 : x
  2. Step 2: Convert to fraction form
    10,343.91/15,518.30 = 4,502.19/x
  3. Step 3: Cross multiply
    10,343.91x = 15,518.30 × 4,502.19
  4. Step 4: Simplify right side
    10,343.91x = 69,866,335.08
  5. Step 5: Solve for x
    x = 69,866,335.08/10,343.91
  6. Step 6: Final answer
    x = 6,754.34

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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.