Home / 1,530.01-2,288.01-1,140.29

Finding the Fourth Proportional to 1,530.01, 2,288.01 and 1,140.29

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Solution

The fourth proportional to 1,530.01, 2,288.01 and 1,140.29 is: 1,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.01 : 2,288.01 = 1,140.29 : x
  2. Step 2: Convert to fraction form
    1,530.01/2,288.01 = 1,140.29/x
  3. Step 3: Cross multiply
    1,530.01x = 2,288.01 × 1,140.29
  4. Step 4: Simplify right side
    1,530.01x = 2,608,994.92
  5. Step 5: Solve for x
    x = 2,608,994.92/1,530.01
  6. Step 6: Final answer
    x = 1,705.21

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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.