Home / 10,739.48-16,106.76-2,948.92

Finding the Fourth Proportional to 10,739.48, 16,106.76 and 2,948.92

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Solution

The fourth proportional to 10,739.48, 16,106.76 and 2,948.92 is: 4,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.48 : 16,106.76 = 2,948.92 : x
  2. Step 2: Convert to fraction form
    10,739.48/16,106.76 = 2,948.92/x
  3. Step 3: Cross multiply
    10,739.48x = 16,106.76 × 2,948.92
  4. Step 4: Simplify right side
    10,739.48x = 47,497,546.70
  5. Step 5: Solve for x
    x = 47,497,546.70/10,739.48
  6. Step 6: Final answer
    x = 4,422.70

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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.