Home / 2,895.90-3,996.36-1,569.60

Finding the Fourth Proportional to 2,895.90, 3,996.36 and 1,569.60

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Solution

The fourth proportional to 2,895.90, 3,996.36 and 1,569.60 is: 2,166.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.90 : 3,996.36 = 1,569.60 : x
  2. Step 2: Convert to fraction form
    2,895.90/3,996.36 = 1,569.60/x
  3. Step 3: Cross multiply
    2,895.90x = 3,996.36 × 1,569.60
  4. Step 4: Simplify right side
    2,895.90x = 6,272,686.66
  5. Step 5: Solve for x
    x = 6,272,686.66/2,895.90
  6. Step 6: Final answer
    x = 2,166.06

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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.