Home / 5,257.16-7,254.29-2,898.84

Finding the Fourth Proportional to 5,257.16, 7,254.29 and 2,898.84

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Solution

The fourth proportional to 5,257.16, 7,254.29 and 2,898.84 is: 4,000.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.16 : 7,254.29 = 2,898.84 : x
  2. Step 2: Convert to fraction form
    5,257.16/7,254.29 = 2,898.84/x
  3. Step 3: Cross multiply
    5,257.16x = 7,254.29 × 2,898.84
  4. Step 4: Simplify right side
    5,257.16x = 21,029,011.53
  5. Step 5: Solve for x
    x = 21,029,011.53/5,257.16
  6. Step 6: Final answer
    x = 4,000.07

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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.