Home / 4,482.18-6,722.38-4,259.92

Finding the Fourth Proportional to 4,482.18, 6,722.38 and 4,259.92

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Solution

The fourth proportional to 4,482.18, 6,722.38 and 4,259.92 is: 6,389.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.18 : 6,722.38 = 4,259.92 : x
  2. Step 2: Convert to fraction form
    4,482.18/6,722.38 = 4,259.92/x
  3. Step 3: Cross multiply
    4,482.18x = 6,722.38 × 4,259.92
  4. Step 4: Simplify right side
    4,482.18x = 28,636,746.10
  5. Step 5: Solve for x
    x = 28,636,746.10/4,482.18
  6. Step 6: Final answer
    x = 6,389.03

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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.