Home / 4,712.32-7,068.96-1,249.57

Finding the Fourth Proportional to 4,712.32, 7,068.96 and 1,249.57

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Solution

The fourth proportional to 4,712.32, 7,068.96 and 1,249.57 is: 1,874.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.32 : 7,068.96 = 1,249.57 : x
  2. Step 2: Convert to fraction form
    4,712.32/7,068.96 = 1,249.57/x
  3. Step 3: Cross multiply
    4,712.32x = 7,068.96 × 1,249.57
  4. Step 4: Simplify right side
    4,712.32x = 8,833,160.35
  5. Step 5: Solve for x
    x = 8,833,160.35/4,712.32
  6. Step 6: Final answer
    x = 1,874.48

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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.