Home / 4,480.32-6,686.60-4,363.68

Finding the Fourth Proportional to 4,480.32, 6,686.60 and 4,363.68

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Solution

The fourth proportional to 4,480.32, 6,686.60 and 4,363.68 is: 6,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.32 : 6,686.60 = 4,363.68 : x
  2. Step 2: Convert to fraction form
    4,480.32/6,686.60 = 4,363.68/x
  3. Step 3: Cross multiply
    4,480.32x = 6,686.60 × 4,363.68
  4. Step 4: Simplify right side
    4,480.32x = 29,178,182.69
  5. Step 5: Solve for x
    x = 29,178,182.69/4,480.32
  6. Step 6: Final answer
    x = 6,512.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.