Home / 4,887.32-6,744.47-2,649.17

Finding the Fourth Proportional to 4,887.32, 6,744.47 and 2,649.17

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Solution

The fourth proportional to 4,887.32, 6,744.47 and 2,649.17 is: 3,655.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.32 : 6,744.47 = 2,649.17 : x
  2. Step 2: Convert to fraction form
    4,887.32/6,744.47 = 2,649.17/x
  3. Step 3: Cross multiply
    4,887.32x = 6,744.47 × 2,649.17
  4. Step 4: Simplify right side
    4,887.32x = 17,867,271.07
  5. Step 5: Solve for x
    x = 17,867,271.07/4,887.32
  6. Step 6: Final answer
    x = 3,655.85

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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.