Home / 3,134.40-4,325.22-1,737.16

Finding the Fourth Proportional to 3,134.40, 4,325.22 and 1,737.16

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Solution

The fourth proportional to 3,134.40, 4,325.22 and 1,737.16 is: 2,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.40 : 4,325.22 = 1,737.16 : x
  2. Step 2: Convert to fraction form
    3,134.40/4,325.22 = 1,737.16/x
  3. Step 3: Cross multiply
    3,134.40x = 4,325.22 × 1,737.16
  4. Step 4: Simplify right side
    3,134.40x = 7,513,599.18
  5. Step 5: Solve for x
    x = 7,513,599.18/3,134.40
  6. Step 6: Final answer
    x = 2,397.14

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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.