Home / 7,279.65-10,033.47-4,885.29

Finding the Fourth Proportional to 7,279.65, 10,033.47 and 4,885.29

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Solution

The fourth proportional to 7,279.65, 10,033.47 and 4,885.29 is: 6,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.65 : 10,033.47 = 4,885.29 : x
  2. Step 2: Convert to fraction form
    7,279.65/10,033.47 = 4,885.29/x
  3. Step 3: Cross multiply
    7,279.65x = 10,033.47 × 4,885.29
  4. Step 4: Simplify right side
    7,279.65x = 49,016,410.66
  5. Step 5: Solve for x
    x = 49,016,410.66/7,279.65
  6. Step 6: Final answer
    x = 6,733.35

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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.