Home / 7,787.74-10,746.98-4,250.92

Finding the Fourth Proportional to 7,787.74, 10,746.98 and 4,250.92

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Solution

The fourth proportional to 7,787.74, 10,746.98 and 4,250.92 is: 5,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,787.74 : 10,746.98 = 4,250.92 : x
  2. Step 2: Convert to fraction form
    7,787.74/10,746.98 = 4,250.92/x
  3. Step 3: Cross multiply
    7,787.74x = 10,746.98 × 4,250.92
  4. Step 4: Simplify right side
    7,787.74x = 45,684,552.22
  5. Step 5: Solve for x
    x = 45,684,552.22/7,787.74
  6. Step 6: Final answer
    x = 5,866.21

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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.