Home / 4,128.95-6,196.50-2,281.62

Finding the Fourth Proportional to 4,128.95, 6,196.50 and 2,281.62

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Solution

The fourth proportional to 4,128.95, 6,196.50 and 2,281.62 is: 3,424.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.95 : 6,196.50 = 2,281.62 : x
  2. Step 2: Convert to fraction form
    4,128.95/6,196.50 = 2,281.62/x
  3. Step 3: Cross multiply
    4,128.95x = 6,196.50 × 2,281.62
  4. Step 4: Simplify right side
    4,128.95x = 14,138,046.71
  5. Step 5: Solve for x
    x = 14,138,046.71/4,128.95
  6. Step 6: Final answer
    x = 3,424.13

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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.