Home / 10,506.24-15,759.36-4,349.76

Finding the Fourth Proportional to 10,506.24, 15,759.36 and 4,349.76

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Solution

The fourth proportional to 10,506.24, 15,759.36 and 4,349.76 is: 6,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506.24 : 15,759.36 = 4,349.76 : x
  2. Step 2: Convert to fraction form
    10,506.24/15,759.36 = 4,349.76/x
  3. Step 3: Cross multiply
    10,506.24x = 15,759.36 × 4,349.76
  4. Step 4: Simplify right side
    10,506.24x = 68,549,433.75
  5. Step 5: Solve for x
    x = 68,549,433.75/10,506.24
  6. Step 6: Final answer
    x = 6,524.64

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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.