Home / 7,154.20-10,707.96-6,897.32

Finding the Fourth Proportional to 7,154.20, 10,707.96 and 6,897.32

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Solution

The fourth proportional to 7,154.20, 10,707.96 and 6,897.32 is: 10,323.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.20 : 10,707.96 = 6,897.32 : x
  2. Step 2: Convert to fraction form
    7,154.20/10,707.96 = 6,897.32/x
  3. Step 3: Cross multiply
    7,154.20x = 10,707.96 × 6,897.32
  4. Step 4: Simplify right side
    7,154.20x = 73,856,226.67
  5. Step 5: Solve for x
    x = 73,856,226.67/7,154.20
  6. Step 6: Final answer
    x = 10,323.48

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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.