Home / 2,895.90-3,996.27-1,569.58

Finding the Fourth Proportional to 2,895.90, 3,996.27 and 1,569.58

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Solution

The fourth proportional to 2,895.90, 3,996.27 and 1,569.58 is: 2,165.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.90 : 3,996.27 = 1,569.58 : x
  2. Step 2: Convert to fraction form
    2,895.90/3,996.27 = 1,569.58/x
  3. Step 3: Cross multiply
    2,895.90x = 3,996.27 × 1,569.58
  4. Step 4: Simplify right side
    2,895.90x = 6,272,465.47
  5. Step 5: Solve for x
    x = 6,272,465.47/2,895.90
  6. Step 6: Final answer
    x = 2,165.98

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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.