Home / 3,500.40-4,829.28-2,084.52

Finding the Fourth Proportional to 3,500.40, 4,829.28 and 2,084.52

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Solution

The fourth proportional to 3,500.40, 4,829.28 and 2,084.52 is: 2,875.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.40 : 4,829.28 = 2,084.52 : x
  2. Step 2: Convert to fraction form
    3,500.40/4,829.28 = 2,084.52/x
  3. Step 3: Cross multiply
    3,500.40x = 4,829.28 × 2,084.52
  4. Step 4: Simplify right side
    3,500.40x = 10,066,730.75
  5. Step 5: Solve for x
    x = 10,066,730.75/3,500.40
  6. Step 6: Final answer
    x = 2,875.88

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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.