Home / 4,454.32-6,683.07-1,988.92

Finding the Fourth Proportional to 4,454.32, 6,683.07 and 1,988.92

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Solution

The fourth proportional to 4,454.32, 6,683.07 and 1,988.92 is: 2,984.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.32 : 6,683.07 = 1,988.92 : x
  2. Step 2: Convert to fraction form
    4,454.32/6,683.07 = 1,988.92/x
  3. Step 3: Cross multiply
    4,454.32x = 6,683.07 × 1,988.92
  4. Step 4: Simplify right side
    4,454.32x = 13,292,091.58
  5. Step 5: Solve for x
    x = 13,292,091.58/4,454.32
  6. Step 6: Final answer
    x = 2,984.09

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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.