Home / 7,279.13-10,043.66-4,625.57

Finding the Fourth Proportional to 7,279.13, 10,043.66 and 4,625.57

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Solution

The fourth proportional to 7,279.13, 10,043.66 and 4,625.57 is: 6,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.13 : 10,043.66 = 4,625.57 : x
  2. Step 2: Convert to fraction form
    7,279.13/10,043.66 = 4,625.57/x
  3. Step 3: Cross multiply
    7,279.13x = 10,043.66 × 4,625.57
  4. Step 4: Simplify right side
    7,279.13x = 46,457,689.06
  5. Step 5: Solve for x
    x = 46,457,689.06/7,279.13
  6. Step 6: Final answer
    x = 6,382.31

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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.