Home / 6,287.34-9,428.68-2,587.53

Finding the Fourth Proportional to 6,287.34, 9,428.68 and 2,587.53

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Solution

The fourth proportional to 6,287.34, 9,428.68 and 2,587.53 is: 3,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.34 : 9,428.68 = 2,587.53 : x
  2. Step 2: Convert to fraction form
    6,287.34/9,428.68 = 2,587.53/x
  3. Step 3: Cross multiply
    6,287.34x = 9,428.68 × 2,587.53
  4. Step 4: Simplify right side
    6,287.34x = 24,396,992.36
  5. Step 5: Solve for x
    x = 24,396,992.36/6,287.34
  6. Step 6: Final answer
    x = 3,880.34

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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.