Home / 7,162.32-10,748.04-6,621.24

Finding the Fourth Proportional to 7,162.32, 10,748.04 and 6,621.24

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Solution

The fourth proportional to 7,162.32, 10,748.04 and 6,621.24 is: 9,936.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162.32 : 10,748.04 = 6,621.24 : x
  2. Step 2: Convert to fraction form
    7,162.32/10,748.04 = 6,621.24/x
  3. Step 3: Cross multiply
    7,162.32x = 10,748.04 × 6,621.24
  4. Step 4: Simplify right side
    7,162.32x = 71,165,352.37
  5. Step 5: Solve for x
    x = 71,165,352.37/7,162.32
  6. Step 6: Final answer
    x = 9,936.08

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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.