Home / 5,312.42-7,331.01-3,073.99

Finding the Fourth Proportional to 5,312.42, 7,331.01 and 3,073.99

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Solution

The fourth proportional to 5,312.42, 7,331.01 and 3,073.99 is: 4,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.42 : 7,331.01 = 3,073.99 : x
  2. Step 2: Convert to fraction form
    5,312.42/7,331.01 = 3,073.99/x
  3. Step 3: Cross multiply
    5,312.42x = 7,331.01 × 3,073.99
  4. Step 4: Simplify right side
    5,312.42x = 22,535,414.77
  5. Step 5: Solve for x
    x = 22,535,414.77/5,312.42
  6. Step 6: Final answer
    x = 4,242.02

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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.