Home / 1,510.48-2,083.26-1,248.04

Finding the Fourth Proportional to 1,510.48, 2,083.26 and 1,248.04

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Solution

The fourth proportional to 1,510.48, 2,083.26 and 1,248.04 is: 1,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510.48 : 2,083.26 = 1,248.04 : x
  2. Step 2: Convert to fraction form
    1,510.48/2,083.26 = 1,248.04/x
  3. Step 3: Cross multiply
    1,510.48x = 2,083.26 × 1,248.04
  4. Step 4: Simplify right side
    1,510.48x = 2,599,991.81
  5. Step 5: Solve for x
    x = 2,599,991.81/1,510.48
  6. Step 6: Final answer
    x = 1,721.30

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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.