Home / 3,024.78-4,538.61-1,563.18

Finding the Fourth Proportional to 3,024.78, 4,538.61 and 1,563.18

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Solution

The fourth proportional to 3,024.78, 4,538.61 and 1,563.18 is: 2,345.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024.78 : 4,538.61 = 1,563.18 : x
  2. Step 2: Convert to fraction form
    3,024.78/4,538.61 = 1,563.18/x
  3. Step 3: Cross multiply
    3,024.78x = 4,538.61 × 1,563.18
  4. Step 4: Simplify right side
    3,024.78x = 7,094,664.38
  5. Step 5: Solve for x
    x = 7,094,664.38/3,024.78
  6. Step 6: Final answer
    x = 2,345.51

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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.