Home / 5,434.02-8,154.68-3,487.59

Finding the Fourth Proportional to 5,434.02, 8,154.68 and 3,487.59

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Solution

The fourth proportional to 5,434.02, 8,154.68 and 3,487.59 is: 5,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.02 : 8,154.68 = 3,487.59 : x
  2. Step 2: Convert to fraction form
    5,434.02/8,154.68 = 3,487.59/x
  3. Step 3: Cross multiply
    5,434.02x = 8,154.68 × 3,487.59
  4. Step 4: Simplify right side
    5,434.02x = 28,440,162.98
  5. Step 5: Solve for x
    x = 28,440,162.98/5,434.02
  6. Step 6: Final answer
    x = 5,233.72

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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.