Home / 4,575.60-6,863.40-4,488.12

Finding the Fourth Proportional to 4,575.60, 6,863.40 and 4,488.12

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Solution

The fourth proportional to 4,575.60, 6,863.40 and 4,488.12 is: 6,732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.60 : 6,863.40 = 4,488.12 : x
  2. Step 2: Convert to fraction form
    4,575.60/6,863.40 = 4,488.12/x
  3. Step 3: Cross multiply
    4,575.60x = 6,863.40 × 4,488.12
  4. Step 4: Simplify right side
    4,575.60x = 30,803,762.81
  5. Step 5: Solve for x
    x = 30,803,762.81/4,575.60
  6. Step 6: Final answer
    x = 6,732.18

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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.