Home / 2,895.99-3,996.47-1,569.74

Finding the Fourth Proportional to 2,895.99, 3,996.47 and 1,569.74

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Solution

The fourth proportional to 2,895.99, 3,996.47 and 1,569.74 is: 2,166.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.99 : 3,996.47 = 1,569.74 : x
  2. Step 2: Convert to fraction form
    2,895.99/3,996.47 = 1,569.74/x
  3. Step 3: Cross multiply
    2,895.99x = 3,996.47 × 1,569.74
  4. Step 4: Simplify right side
    2,895.99x = 6,273,390.99
  5. Step 5: Solve for x
    x = 6,273,390.99/2,895.99
  6. Step 6: Final answer
    x = 2,166.23

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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.