Home / 7,717.75-10,649.96-4,360.70

Finding the Fourth Proportional to 7,717.75, 10,649.96 and 4,360.70

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Solution

The fourth proportional to 7,717.75, 10,649.96 and 4,360.70 is: 6,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.75 : 10,649.96 = 4,360.70 : x
  2. Step 2: Convert to fraction form
    7,717.75/10,649.96 = 4,360.70/x
  3. Step 3: Cross multiply
    7,717.75x = 10,649.96 × 4,360.70
  4. Step 4: Simplify right side
    7,717.75x = 46,441,280.57
  5. Step 5: Solve for x
    x = 46,441,280.57/7,717.75
  6. Step 6: Final answer
    x = 6,017.47

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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.