Home / 1,875.03-2,586.52-1,306.97

Finding the Fourth Proportional to 1,875.03, 2,586.52 and 1,306.97

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Solution

The fourth proportional to 1,875.03, 2,586.52 and 1,306.97 is: 1,802.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.03 : 2,586.52 = 1,306.97 : x
  2. Step 2: Convert to fraction form
    1,875.03/2,586.52 = 1,306.97/x
  3. Step 3: Cross multiply
    1,875.03x = 2,586.52 × 1,306.97
  4. Step 4: Simplify right side
    1,875.03x = 3,380,502.44
  5. Step 5: Solve for x
    x = 3,380,502.44/1,875.03
  6. Step 6: Final answer
    x = 1,802.91

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1.5x scale

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.