Home / 1,343.68-1,853.36-1,095.01

Finding the Fourth Proportional to 1,343.68, 1,853.36 and 1,095.01

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Solution

The fourth proportional to 1,343.68, 1,853.36 and 1,095.01 is: 1,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343.68 : 1,853.36 = 1,095.01 : x
  2. Step 2: Convert to fraction form
    1,343.68/1,853.36 = 1,095.01/x
  3. Step 3: Cross multiply
    1,343.68x = 1,853.36 × 1,095.01
  4. Step 4: Simplify right side
    1,343.68x = 2,029,438.47
  5. Step 5: Solve for x
    x = 2,029,438.47/1,343.68
  6. Step 6: Final answer
    x = 1,510.36

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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.