Home / 9,389.12-14,076.76-5,690.48

Finding the Fourth Proportional to 9,389.12, 14,076.76 and 5,690.48

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Solution

The fourth proportional to 9,389.12, 14,076.76 and 5,690.48 is: 8,531.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389.12 : 14,076.76 = 5,690.48 : x
  2. Step 2: Convert to fraction form
    9,389.12/14,076.76 = 5,690.48/x
  3. Step 3: Cross multiply
    9,389.12x = 14,076.76 × 5,690.48
  4. Step 4: Simplify right side
    9,389.12x = 80,103,521.24
  5. Step 5: Solve for x
    x = 80,103,521.24/9,389.12
  6. Step 6: Final answer
    x = 8,531.53

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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.