Home / 1,530.11-2,295.25-556.18

Finding the Fourth Proportional to 1,530.11, 2,295.25 and 556.18

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Solution

The fourth proportional to 1,530.11, 2,295.25 and 556.18 is: 834.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.11 : 2,295.25 = 556.18 : x
  2. Step 2: Convert to fraction form
    1,530.11/2,295.25 = 556.18/x
  3. Step 3: Cross multiply
    1,530.11x = 2,295.25 × 556.18
  4. Step 4: Simplify right side
    1,530.11x = 1,276,565.02
  5. Step 5: Solve for x
    x = 1,276,565.02/1,530.11
  6. Step 6: Final answer
    x = 834.29

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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.