Home / 9,387.06-14,114.35-8,655.61

Finding the Fourth Proportional to 9,387.06, 14,114.35 and 8,655.61

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Solution

The fourth proportional to 9,387.06, 14,114.35 and 8,655.61 is: 13,014.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.06 : 14,114.35 = 8,655.61 : x
  2. Step 2: Convert to fraction form
    9,387.06/14,114.35 = 8,655.61/x
  3. Step 3: Cross multiply
    9,387.06x = 14,114.35 × 8,655.61
  4. Step 4: Simplify right side
    9,387.06x = 122,168,309.00
  5. Step 5: Solve for x
    x = 122,168,309.00/9,387.06
  6. Step 6: Final answer
    x = 13,014.54

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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.