Home / 4,718.38-6,509.55-3,039.66

Finding the Fourth Proportional to 4,718.38, 6,509.55 and 3,039.66

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Solution

The fourth proportional to 4,718.38, 6,509.55 and 3,039.66 is: 4,193.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.38 : 6,509.55 = 3,039.66 : x
  2. Step 2: Convert to fraction form
    4,718.38/6,509.55 = 3,039.66/x
  3. Step 3: Cross multiply
    4,718.38x = 6,509.55 × 3,039.66
  4. Step 4: Simplify right side
    4,718.38x = 19,786,818.75
  5. Step 5: Solve for x
    x = 19,786,818.75/4,718.38
  6. Step 6: Final answer
    x = 4,193.56

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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.