Home / 10,349.85-14,282.71-5,634.12

Finding the Fourth Proportional to 10,349.85, 14,282.71 and 5,634.12

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Solution

The fourth proportional to 10,349.85, 14,282.71 and 5,634.12 is: 7,775.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.85 : 14,282.71 = 5,634.12 : x
  2. Step 2: Convert to fraction form
    10,349.85/14,282.71 = 5,634.12/x
  3. Step 3: Cross multiply
    10,349.85x = 14,282.71 × 5,634.12
  4. Step 4: Simplify right side
    10,349.85x = 80,470,502.07
  5. Step 5: Solve for x
    x = 80,470,502.07/10,349.85
  6. Step 6: Final answer
    x = 7,775.04

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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.