Home / 5,257.04-7,254.76-2,899.20

Finding the Fourth Proportional to 5,257.04, 7,254.76 and 2,899.20

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Solution

The fourth proportional to 5,257.04, 7,254.76 and 2,899.20 is: 4,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.04 : 7,254.76 = 2,899.20 : x
  2. Step 2: Convert to fraction form
    5,257.04/7,254.76 = 2,899.20/x
  3. Step 3: Cross multiply
    5,257.04x = 7,254.76 × 2,899.20
  4. Step 4: Simplify right side
    5,257.04x = 21,033,000.19
  5. Step 5: Solve for x
    x = 21,033,000.19/5,257.04
  6. Step 6: Final answer
    x = 4,000.92

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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.