Home / 10,934.30-16,393.55-4,265.15

Finding the Fourth Proportional to 10,934.30, 16,393.55 and 4,265.15

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Solution

The fourth proportional to 10,934.30, 16,393.55 and 4,265.15 is: 6,394.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.30 : 16,393.55 = 4,265.15 : x
  2. Step 2: Convert to fraction form
    10,934.30/16,393.55 = 4,265.15/x
  3. Step 3: Cross multiply
    10,934.30x = 16,393.55 × 4,265.15
  4. Step 4: Simplify right side
    10,934.30x = 69,920,928.46
  5. Step 5: Solve for x
    x = 69,920,928.46/10,934.30
  6. Step 6: Final answer
    x = 6,394.64

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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.