Home / 10,820.04-14,926.92-6,343.98

Finding the Fourth Proportional to 10,820.04, 14,926.92 and 6,343.98

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Solution

The fourth proportional to 10,820.04, 14,926.92 and 6,343.98 is: 8,751.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.04 : 14,926.92 = 6,343.98 : x
  2. Step 2: Convert to fraction form
    10,820.04/14,926.92 = 6,343.98/x
  3. Step 3: Cross multiply
    10,820.04x = 14,926.92 × 6,343.98
  4. Step 4: Simplify right side
    10,820.04x = 94,696,081.94
  5. Step 5: Solve for x
    x = 94,696,081.94/10,820.04
  6. Step 6: Final answer
    x = 8,751.92

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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.