Home / 10,418.06-14,365.46-6,636.98

Finding the Fourth Proportional to 10,418.06, 14,365.46 and 6,636.98

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Solution

The fourth proportional to 10,418.06, 14,365.46 and 6,636.98 is: 9,151.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.06 : 14,365.46 = 6,636.98 : x
  2. Step 2: Convert to fraction form
    10,418.06/14,365.46 = 6,636.98/x
  3. Step 3: Cross multiply
    10,418.06x = 14,365.46 × 6,636.98
  4. Step 4: Simplify right side
    10,418.06x = 95,343,165.70
  5. Step 5: Solve for x
    x = 95,343,165.70/10,418.06
  6. Step 6: Final answer
    x = 9,151.72

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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.