Home / 1,530.10-2,295.45-556.07

Finding the Fourth Proportional to 1,530.10, 2,295.45 and 556.07

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Solution

The fourth proportional to 1,530.10, 2,295.45 and 556.07 is: 834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.10 : 2,295.45 = 556.07 : x
  2. Step 2: Convert to fraction form
    1,530.10/2,295.45 = 556.07/x
  3. Step 3: Cross multiply
    1,530.10x = 2,295.45 × 556.07
  4. Step 4: Simplify right side
    1,530.10x = 1,276,436.62
  5. Step 5: Solve for x
    x = 1,276,436.62/1,530.10
  6. Step 6: Final answer
    x = 834.22

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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.