Home / 7,259.04-10,886.20-4,481.55

Finding the Fourth Proportional to 7,259.04, 10,886.20 and 4,481.55

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Solution

The fourth proportional to 7,259.04, 10,886.20 and 4,481.55 is: 6,720.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.04 : 10,886.20 = 4,481.55 : x
  2. Step 2: Convert to fraction form
    7,259.04/10,886.20 = 4,481.55/x
  3. Step 3: Cross multiply
    7,259.04x = 10,886.20 × 4,481.55
  4. Step 4: Simplify right side
    7,259.04x = 48,787,038.41
  5. Step 5: Solve for x
    x = 48,787,038.41/7,259.04
  6. Step 6: Final answer
    x = 6,720.87

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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.