Home / 6,937.12-10,389.12-4,012.32

Finding the Fourth Proportional to 6,937.12, 10,389.12 and 4,012.32

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Solution

The fourth proportional to 6,937.12, 10,389.12 and 4,012.32 is: 6,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.12 : 10,389.12 = 4,012.32 : x
  2. Step 2: Convert to fraction form
    6,937.12/10,389.12 = 4,012.32/x
  3. Step 3: Cross multiply
    6,937.12x = 10,389.12 × 4,012.32
  4. Step 4: Simplify right side
    6,937.12x = 41,684,473.96
  5. Step 5: Solve for x
    x = 41,684,473.96/6,937.12
  6. Step 6: Final answer
    x = 6,008.90

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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.