Home / 4,608.32-6,357.45-3,115.69

Finding the Fourth Proportional to 4,608.32, 6,357.45 and 3,115.69

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Solution

The fourth proportional to 4,608.32, 6,357.45 and 3,115.69 is: 4,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.32 : 6,357.45 = 3,115.69 : x
  2. Step 2: Convert to fraction form
    4,608.32/6,357.45 = 3,115.69/x
  3. Step 3: Cross multiply
    4,608.32x = 6,357.45 × 3,115.69
  4. Step 4: Simplify right side
    4,608.32x = 19,807,839.18
  5. Step 5: Solve for x
    x = 19,807,839.18/4,608.32
  6. Step 6: Final answer
    x = 4,298.28

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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.