Home / 7,886.13-10,882.20-4,901.37

Finding the Fourth Proportional to 7,886.13, 10,882.20 and 4,901.37

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Solution

The fourth proportional to 7,886.13, 10,882.20 and 4,901.37 is: 6,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886.13 : 10,882.20 = 4,901.37 : x
  2. Step 2: Convert to fraction form
    7,886.13/10,882.20 = 4,901.37/x
  3. Step 3: Cross multiply
    7,886.13x = 10,882.20 × 4,901.37
  4. Step 4: Simplify right side
    7,886.13x = 53,337,688.61
  5. Step 5: Solve for x
    x = 53,337,688.61/7,886.13
  6. Step 6: Final answer
    x = 6,763.48

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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.