Home / 2,895.35-3,995.60-1,569.06

Finding the Fourth Proportional to 2,895.35, 3,995.60 and 1,569.06

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Solution

The fourth proportional to 2,895.35, 3,995.60 and 1,569.06 is: 2,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.35 : 3,995.60 = 1,569.06 : x
  2. Step 2: Convert to fraction form
    2,895.35/3,995.60 = 1,569.06/x
  3. Step 3: Cross multiply
    2,895.35x = 3,995.60 × 1,569.06
  4. Step 4: Simplify right side
    2,895.35x = 6,269,335.91
  5. Step 5: Solve for x
    x = 6,269,335.91/2,895.35
  6. Step 6: Final answer
    x = 2,165.32

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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.