Home / 2,574.18-3,552.36-1,455

Finding the Fourth Proportional to 2,574.18, 3,552.36 and 1,455

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Solution

The fourth proportional to 2,574.18, 3,552.36 and 1,455 is: 2,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.18 : 3,552.36 = 1,455 : x
  2. Step 2: Convert to fraction form
    2,574.18/3,552.36 = 1,455/x
  3. Step 3: Cross multiply
    2,574.18x = 3,552.36 × 1,455
  4. Step 4: Simplify right side
    2,574.18x = 5,168,683.80
  5. Step 5: Solve for x
    x = 5,168,683.80/2,574.18
  6. Step 6: Final answer
    x = 2,007.90

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