Home / 10,211.76-14,088.64-6,677.04

Finding the Fourth Proportional to 10,211.76, 14,088.64 and 6,677.04

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Solution

The fourth proportional to 10,211.76, 14,088.64 and 6,677.04 is: 9,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.76 : 14,088.64 = 6,677.04 : x
  2. Step 2: Convert to fraction form
    10,211.76/14,088.64 = 6,677.04/x
  3. Step 3: Cross multiply
    10,211.76x = 14,088.64 × 6,677.04
  4. Step 4: Simplify right side
    10,211.76x = 94,070,412.83
  5. Step 5: Solve for x
    x = 94,070,412.83/10,211.76
  6. Step 6: Final answer
    x = 9,211.97

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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.