Home / 4,287.34-5,916.42-2,518.90

Finding the Fourth Proportional to 4,287.34, 5,916.42 and 2,518.90

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Solution

The fourth proportional to 4,287.34, 5,916.42 and 2,518.90 is: 3,476.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.34 : 5,916.42 = 2,518.90 : x
  2. Step 2: Convert to fraction form
    4,287.34/5,916.42 = 2,518.90/x
  3. Step 3: Cross multiply
    4,287.34x = 5,916.42 × 2,518.90
  4. Step 4: Simplify right side
    4,287.34x = 14,902,870.34
  5. Step 5: Solve for x
    x = 14,902,870.34/4,287.34
  6. Step 6: Final answer
    x = 3,476.02

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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.