Home / 4,024.40-5,556.28-3,280.14

Finding the Fourth Proportional to 4,024.40, 5,556.28 and 3,280.14

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Solution

The fourth proportional to 4,024.40, 5,556.28 and 3,280.14 is: 4,528.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,024.40 : 5,556.28 = 3,280.14 : x
  2. Step 2: Convert to fraction form
    4,024.40/5,556.28 = 3,280.14/x
  3. Step 3: Cross multiply
    4,024.40x = 5,556.28 × 3,280.14
  4. Step 4: Simplify right side
    4,024.40x = 18,225,376.28
  5. Step 5: Solve for x
    x = 18,225,376.28/4,024.40
  6. Step 6: Final answer
    x = 4,528.72

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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.