Home / 2,025.40-3,037.48-564.20

Finding the Fourth Proportional to 2,025.40, 3,037.48 and 564.20

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Solution

The fourth proportional to 2,025.40, 3,037.48 and 564.20 is: 846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.40 : 3,037.48 = 564.20 : x
  2. Step 2: Convert to fraction form
    2,025.40/3,037.48 = 564.20/x
  3. Step 3: Cross multiply
    2,025.40x = 3,037.48 × 564.20
  4. Step 4: Simplify right side
    2,025.40x = 1,713,746.22
  5. Step 5: Solve for x
    x = 1,713,746.22/2,025.40
  6. Step 6: Final answer
    x = 846.13

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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.