Home / 3,312.40-4,569.94-2,052.65

Finding the Fourth Proportional to 3,312.40, 4,569.94 and 2,052.65

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Solution

The fourth proportional to 3,312.40, 4,569.94 and 2,052.65 is: 2,831.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.40 : 4,569.94 = 2,052.65 : x
  2. Step 2: Convert to fraction form
    3,312.40/4,569.94 = 2,052.65/x
  3. Step 3: Cross multiply
    3,312.40x = 4,569.94 × 2,052.65
  4. Step 4: Simplify right side
    3,312.40x = 9,380,487.34
  5. Step 5: Solve for x
    x = 9,380,487.34/3,312.40
  6. Step 6: Final answer
    x = 2,831.93

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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.