Home / 8,294.40-11,445.84-5,150.52

Finding the Fourth Proportional to 8,294.40, 11,445.84 and 5,150.52

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Solution

The fourth proportional to 8,294.40, 11,445.84 and 5,150.52 is: 7,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.40 : 11,445.84 = 5,150.52 : x
  2. Step 2: Convert to fraction form
    8,294.40/11,445.84 = 5,150.52/x
  3. Step 3: Cross multiply
    8,294.40x = 11,445.84 × 5,150.52
  4. Step 4: Simplify right side
    8,294.40x = 58,952,027.84
  5. Step 5: Solve for x
    x = 58,952,027.84/8,294.40
  6. Step 6: Final answer
    x = 7,107.45

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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.