Home / 4,325.22-6,488.28-1,984.83

Finding the Fourth Proportional to 4,325.22, 6,488.28 and 1,984.83

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Solution

The fourth proportional to 4,325.22, 6,488.28 and 1,984.83 is: 2,977.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.22 : 6,488.28 = 1,984.83 : x
  2. Step 2: Convert to fraction form
    4,325.22/6,488.28 = 1,984.83/x
  3. Step 3: Cross multiply
    4,325.22x = 6,488.28 × 1,984.83
  4. Step 4: Simplify right side
    4,325.22x = 12,878,132.79
  5. Step 5: Solve for x
    x = 12,878,132.79/4,325.22
  6. Step 6: Final answer
    x = 2,977.45

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Double scale
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Similar ratio
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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.