Home / 10,649.07-15,966.05-4,069.71

Finding the Fourth Proportional to 10,649.07, 15,966.05 and 4,069.71

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Solution

The fourth proportional to 10,649.07, 15,966.05 and 4,069.71 is: 6,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649.07 : 15,966.05 = 4,069.71 : x
  2. Step 2: Convert to fraction form
    10,649.07/15,966.05 = 4,069.71/x
  3. Step 3: Cross multiply
    10,649.07x = 15,966.05 × 4,069.71
  4. Step 4: Simplify right side
    10,649.07x = 64,977,173.00
  5. Step 5: Solve for x
    x = 64,977,173.00/10,649.07
  6. Step 6: Final answer
    x = 6,101.68

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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.