Home / 5,039.92-6,955.66-2,915.98

Finding the Fourth Proportional to 5,039.92, 6,955.66 and 2,915.98

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Solution

The fourth proportional to 5,039.92, 6,955.66 and 2,915.98 is: 4,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.92 : 6,955.66 = 2,915.98 : x
  2. Step 2: Convert to fraction form
    5,039.92/6,955.66 = 2,915.98/x
  3. Step 3: Cross multiply
    5,039.92x = 6,955.66 × 2,915.98
  4. Step 4: Simplify right side
    5,039.92x = 20,282,565.45
  5. Step 5: Solve for x
    x = 20,282,565.45/5,039.92
  6. Step 6: Final answer
    x = 4,024.38

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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.