Home / 1,854.84-2,557.36-1,455.27

Finding the Fourth Proportional to 1,854.84, 2,557.36 and 1,455.27

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Solution

The fourth proportional to 1,854.84, 2,557.36 and 1,455.27 is: 2,006.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.84 : 2,557.36 = 1,455.27 : x
  2. Step 2: Convert to fraction form
    1,854.84/2,557.36 = 1,455.27/x
  3. Step 3: Cross multiply
    1,854.84x = 2,557.36 × 1,455.27
  4. Step 4: Simplify right side
    1,854.84x = 3,721,649.29
  5. Step 5: Solve for x
    x = 3,721,649.29/1,854.84
  6. Step 6: Final answer
    x = 2,006.45

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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.