Home / 10,764.18-14,853.65-6,287.38

Finding the Fourth Proportional to 10,764.18, 14,853.65 and 6,287.38

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Solution

The fourth proportional to 10,764.18, 14,853.65 and 6,287.38 is: 8,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.18 : 14,853.65 = 6,287.38 : x
  2. Step 2: Convert to fraction form
    10,764.18/14,853.65 = 6,287.38/x
  3. Step 3: Cross multiply
    10,764.18x = 14,853.65 × 6,287.38
  4. Step 4: Simplify right side
    10,764.18x = 93,390,473.37
  5. Step 5: Solve for x
    x = 93,390,473.37/10,764.18
  6. Step 6: Final answer
    x = 8,676.04

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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.