Home / 7,717.31-10,649.81-4,360.06

Finding the Fourth Proportional to 7,717.31, 10,649.81 and 4,360.06

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Solution

The fourth proportional to 7,717.31, 10,649.81 and 4,360.06 is: 6,016.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.31 : 10,649.81 = 4,360.06 : x
  2. Step 2: Convert to fraction form
    7,717.31/10,649.81 = 4,360.06/x
  3. Step 3: Cross multiply
    7,717.31x = 10,649.81 × 4,360.06
  4. Step 4: Simplify right side
    7,717.31x = 46,433,834.80
  5. Step 5: Solve for x
    x = 46,433,834.80/7,717.31
  6. Step 6: Final answer
    x = 6,016.84

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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.