Home / 3,569.11-5,349.98-1,490.32

Finding the Fourth Proportional to 3,569.11, 5,349.98 and 1,490.32

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Solution

The fourth proportional to 3,569.11, 5,349.98 and 1,490.32 is: 2,233.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.11 : 5,349.98 = 1,490.32 : x
  2. Step 2: Convert to fraction form
    3,569.11/5,349.98 = 1,490.32/x
  3. Step 3: Cross multiply
    3,569.11x = 5,349.98 × 1,490.32
  4. Step 4: Simplify right side
    3,569.11x = 7,973,192.61
  5. Step 5: Solve for x
    x = 7,973,192.61/3,569.11
  6. Step 6: Final answer
    x = 2,233.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.