Home / 2,915.50-4,024.91-2,267.30

Finding the Fourth Proportional to 2,915.50, 4,024.91 and 2,267.30

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Solution

The fourth proportional to 2,915.50, 4,024.91 and 2,267.30 is: 3,130.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.50 : 4,024.91 = 2,267.30 : x
  2. Step 2: Convert to fraction form
    2,915.50/4,024.91 = 2,267.30/x
  3. Step 3: Cross multiply
    2,915.50x = 4,024.91 × 2,267.30
  4. Step 4: Simplify right side
    2,915.50x = 9,125,678.44
  5. Step 5: Solve for x
    x = 9,125,678.44/2,915.50
  6. Step 6: Final answer
    x = 3,130.06

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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.