Home / 7,716.62-10,649.60-4,360.05

Finding the Fourth Proportional to 7,716.62, 10,649.60 and 4,360.05

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Solution

The fourth proportional to 7,716.62, 10,649.60 and 4,360.05 is: 6,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.62 : 10,649.60 = 4,360.05 : x
  2. Step 2: Convert to fraction form
    7,716.62/10,649.60 = 4,360.05/x
  3. Step 3: Cross multiply
    7,716.62x = 10,649.60 × 4,360.05
  4. Step 4: Simplify right side
    7,716.62x = 46,432,788.48
  5. Step 5: Solve for x
    x = 46,432,788.48/7,716.62
  6. Step 6: Final answer
    x = 6,017.24

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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.