Home / 7,325.04-10,108.48-4,181.12

Finding the Fourth Proportional to 7,325.04, 10,108.48 and 4,181.12

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Solution

The fourth proportional to 7,325.04, 10,108.48 and 4,181.12 is: 5,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.04 : 10,108.48 = 4,181.12 : x
  2. Step 2: Convert to fraction form
    7,325.04/10,108.48 = 4,181.12/x
  3. Step 3: Cross multiply
    7,325.04x = 10,108.48 × 4,181.12
  4. Step 4: Simplify right side
    7,325.04x = 42,264,767.90
  5. Step 5: Solve for x
    x = 42,264,767.90/7,325.04
  6. Step 6: Final answer
    x = 5,769.90

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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.