Home / 6,230.48-9,342.91-1,787.13

Finding the Fourth Proportional to 6,230.48, 9,342.91 and 1,787.13

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Solution

The fourth proportional to 6,230.48, 9,342.91 and 1,787.13 is: 2,679.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,230.48 : 9,342.91 = 1,787.13 : x
  2. Step 2: Convert to fraction form
    6,230.48/9,342.91 = 1,787.13/x
  3. Step 3: Cross multiply
    6,230.48x = 9,342.91 × 1,787.13
  4. Step 4: Simplify right side
    6,230.48x = 16,697,020.46
  5. Step 5: Solve for x
    x = 16,697,020.46/6,230.48
  6. Step 6: Final answer
    x = 2,679.89

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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.