Home / 10,623.76-14,659.92-6,147.84

Finding the Fourth Proportional to 10,623.76, 14,659.92 and 6,147.84

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Solution

The fourth proportional to 10,623.76, 14,659.92 and 6,147.84 is: 8,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.76 : 14,659.92 = 6,147.84 : x
  2. Step 2: Convert to fraction form
    10,623.76/14,659.92 = 6,147.84/x
  3. Step 3: Cross multiply
    10,623.76x = 14,659.92 × 6,147.84
  4. Step 4: Simplify right side
    10,623.76x = 90,126,842.57
  5. Step 5: Solve for x
    x = 90,126,842.57/10,623.76
  6. Step 6: Final answer
    x = 8,483.52

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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.