Home / 7,512.16-10,366.32-4,154.08

Finding the Fourth Proportional to 7,512.16, 10,366.32 and 4,154.08

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Solution

The fourth proportional to 7,512.16, 10,366.32 and 4,154.08 is: 5,732.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.16 : 10,366.32 = 4,154.08 : x
  2. Step 2: Convert to fraction form
    7,512.16/10,366.32 = 4,154.08/x
  3. Step 3: Cross multiply
    7,512.16x = 10,366.32 × 4,154.08
  4. Step 4: Simplify right side
    7,512.16x = 43,062,522.59
  5. Step 5: Solve for x
    x = 43,062,522.59/7,512.16
  6. Step 6: Final answer
    x = 5,732.38

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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.