Home / 5,036.21-7,553.17-1,915.10

Finding the Fourth Proportional to 5,036.21, 7,553.17 and 1,915.10

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Solution

The fourth proportional to 5,036.21, 7,553.17 and 1,915.10 is: 2,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.21 : 7,553.17 = 1,915.10 : x
  2. Step 2: Convert to fraction form
    5,036.21/7,553.17 = 1,915.10/x
  3. Step 3: Cross multiply
    5,036.21x = 7,553.17 × 1,915.10
  4. Step 4: Simplify right side
    5,036.21x = 14,465,089.96
  5. Step 5: Solve for x
    x = 14,465,089.96/5,036.21
  6. Step 6: Final answer
    x = 2,872.22

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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.