Home / 4,500.81-6,207.08-2,822.40

Finding the Fourth Proportional to 4,500.81, 6,207.08 and 2,822.40

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Solution

The fourth proportional to 4,500.81, 6,207.08 and 2,822.40 is: 3,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.81 : 6,207.08 = 2,822.40 : x
  2. Step 2: Convert to fraction form
    4,500.81/6,207.08 = 2,822.40/x
  3. Step 3: Cross multiply
    4,500.81x = 6,207.08 × 2,822.40
  4. Step 4: Simplify right side
    4,500.81x = 17,518,862.59
  5. Step 5: Solve for x
    x = 17,518,862.59/4,500.81
  6. Step 6: Final answer
    x = 3,892.38

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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.