Home / 10,434.04-15,651.09-2,642.85

Finding the Fourth Proportional to 10,434.04, 15,651.09 and 2,642.85

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Solution

The fourth proportional to 10,434.04, 15,651.09 and 2,642.85 is: 3,964.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.04 : 15,651.09 = 2,642.85 : x
  2. Step 2: Convert to fraction form
    10,434.04/15,651.09 = 2,642.85/x
  3. Step 3: Cross multiply
    10,434.04x = 15,651.09 × 2,642.85
  4. Step 4: Simplify right side
    10,434.04x = 41,363,483.21
  5. Step 5: Solve for x
    x = 41,363,483.21/10,434.04
  6. Step 6: Final answer
    x = 3,964.28

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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.