Home / 6,886.58-10,331.20-2,937.77

Finding the Fourth Proportional to 6,886.58, 10,331.20 and 2,937.77

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Solution

The fourth proportional to 6,886.58, 10,331.20 and 2,937.77 is: 4,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.58 : 10,331.20 = 2,937.77 : x
  2. Step 2: Convert to fraction form
    6,886.58/10,331.20 = 2,937.77/x
  3. Step 3: Cross multiply
    6,886.58x = 10,331.20 × 2,937.77
  4. Step 4: Simplify right side
    6,886.58x = 30,350,689.42
  5. Step 5: Solve for x
    x = 30,350,689.42/6,886.58
  6. Step 6: Final answer
    x = 4,407.22

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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.