Home / 1,552.28-2,325.70-1,117.40

Finding the Fourth Proportional to 1,552.28, 2,325.70 and 1,117.40

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Solution

The fourth proportional to 1,552.28, 2,325.70 and 1,117.40 is: 1,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.28 : 2,325.70 = 1,117.40 : x
  2. Step 2: Convert to fraction form
    1,552.28/2,325.70 = 1,117.40/x
  3. Step 3: Cross multiply
    1,552.28x = 2,325.70 × 1,117.40
  4. Step 4: Simplify right side
    1,552.28x = 2,598,737.18
  5. Step 5: Solve for x
    x = 2,598,737.18/1,552.28
  6. Step 6: Final answer
    x = 1,674.14

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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.