Home / 9,823.88-14,712.13-6,121.47

Finding the Fourth Proportional to 9,823.88, 14,712.13 and 6,121.47

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Solution

The fourth proportional to 9,823.88, 14,712.13 and 6,121.47 is: 9,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.88 : 14,712.13 = 6,121.47 : x
  2. Step 2: Convert to fraction form
    9,823.88/14,712.13 = 6,121.47/x
  3. Step 3: Cross multiply
    9,823.88x = 14,712.13 × 6,121.47
  4. Step 4: Simplify right side
    9,823.88x = 90,059,925.25
  5. Step 5: Solve for x
    x = 90,059,925.25/9,823.88
  6. Step 6: Final answer
    x = 9,167.45

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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.