Home / 11,342.42-15,652.77-6,306.84

Finding the Fourth Proportional to 11,342.42, 15,652.77 and 6,306.84

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Solution

The fourth proportional to 11,342.42, 15,652.77 and 6,306.84 is: 8,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.42 : 15,652.77 = 6,306.84 : x
  2. Step 2: Convert to fraction form
    11,342.42/15,652.77 = 6,306.84/x
  3. Step 3: Cross multiply
    11,342.42x = 15,652.77 × 6,306.84
  4. Step 4: Simplify right side
    11,342.42x = 98,719,515.95
  5. Step 5: Solve for x
    x = 98,719,515.95/11,342.42
  6. Step 6: Final answer
    x = 8,703.57

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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.