Home / 5,281.68-7,288.47-3,043.62

Finding the Fourth Proportional to 5,281.68, 7,288.47 and 3,043.62

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Solution

The fourth proportional to 5,281.68, 7,288.47 and 3,043.62 is: 4,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.68 : 7,288.47 = 3,043.62 : x
  2. Step 2: Convert to fraction form
    5,281.68/7,288.47 = 3,043.62/x
  3. Step 3: Cross multiply
    5,281.68x = 7,288.47 × 3,043.62
  4. Step 4: Simplify right side
    5,281.68x = 22,183,333.06
  5. Step 5: Solve for x
    x = 22,183,333.06/5,281.68
  6. Step 6: Final answer
    x = 4,200.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.