Home / 9,326.44-14,017.29-8,638.93

Finding the Fourth Proportional to 9,326.44, 14,017.29 and 8,638.93

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Solution

The fourth proportional to 9,326.44, 14,017.29 and 8,638.93 is: 12,983.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.44 : 14,017.29 = 8,638.93 : x
  2. Step 2: Convert to fraction form
    9,326.44/14,017.29 = 8,638.93/x
  3. Step 3: Cross multiply
    9,326.44x = 14,017.29 × 8,638.93
  4. Step 4: Simplify right side
    9,326.44x = 121,094,387.10
  5. Step 5: Solve for x
    x = 121,094,387.10/9,326.44
  6. Step 6: Final answer
    x = 12,983.99

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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.