Home / 1,506.28-2,073.72-1,295.68

Finding the Fourth Proportional to 1,506.28, 2,073.72 and 1,295.68

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Solution

The fourth proportional to 1,506.28, 2,073.72 and 1,295.68 is: 1,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.28 : 2,073.72 = 1,295.68 : x
  2. Step 2: Convert to fraction form
    1,506.28/2,073.72 = 1,295.68/x
  3. Step 3: Cross multiply
    1,506.28x = 2,073.72 × 1,295.68
  4. Step 4: Simplify right side
    1,506.28x = 2,686,877.53
  5. Step 5: Solve for x
    x = 2,686,877.53/1,506.28
  6. Step 6: Final answer
    x = 1,783.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.