Home / 1,529.95-2,295.55-1,009.87

Finding the Fourth Proportional to 1,529.95, 2,295.55 and 1,009.87

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Solution

The fourth proportional to 1,529.95, 2,295.55 and 1,009.87 is: 1,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.95 : 2,295.55 = 1,009.87 : x
  2. Step 2: Convert to fraction form
    1,529.95/2,295.55 = 1,009.87/x
  3. Step 3: Cross multiply
    1,529.95x = 2,295.55 × 1,009.87
  4. Step 4: Simplify right side
    1,529.95x = 2,318,207.08
  5. Step 5: Solve for x
    x = 2,318,207.08/1,529.95
  6. Step 6: Final answer
    x = 1,515.22

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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.