Home / 5,158.02-7,118.49-4,317.24

Finding the Fourth Proportional to 5,158.02, 7,118.49 and 4,317.24

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Solution

The fourth proportional to 5,158.02, 7,118.49 and 4,317.24 is: 5,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.02 : 7,118.49 = 4,317.24 : x
  2. Step 2: Convert to fraction form
    5,158.02/7,118.49 = 4,317.24/x
  3. Step 3: Cross multiply
    5,158.02x = 7,118.49 × 4,317.24
  4. Step 4: Simplify right side
    5,158.02x = 30,732,229.77
  5. Step 5: Solve for x
    x = 30,732,229.77/5,158.02
  6. Step 6: Final answer
    x = 5,958.14

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Half scale
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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.