Home / 6,401.52-8,833.81-3,569.21

Finding the Fourth Proportional to 6,401.52, 8,833.81 and 3,569.21

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Solution

The fourth proportional to 6,401.52, 8,833.81 and 3,569.21 is: 4,925.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401.52 : 8,833.81 = 3,569.21 : x
  2. Step 2: Convert to fraction form
    6,401.52/8,833.81 = 3,569.21/x
  3. Step 3: Cross multiply
    6,401.52x = 8,833.81 × 3,569.21
  4. Step 4: Simplify right side
    6,401.52x = 31,529,660.98
  5. Step 5: Solve for x
    x = 31,529,660.98/6,401.52
  6. Step 6: Final answer
    x = 4,925.34

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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.