Home / 7,767.04-10,718.19-4,230.24

Finding the Fourth Proportional to 7,767.04, 10,718.19 and 4,230.24

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Solution

The fourth proportional to 7,767.04, 10,718.19 and 4,230.24 is: 5,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.04 : 10,718.19 = 4,230.24 : x
  2. Step 2: Convert to fraction form
    7,767.04/10,718.19 = 4,230.24/x
  3. Step 3: Cross multiply
    7,767.04x = 10,718.19 × 4,230.24
  4. Step 4: Simplify right side
    7,767.04x = 45,340,516.07
  5. Step 5: Solve for x
    x = 45,340,516.07/7,767.04
  6. Step 6: Final answer
    x = 5,837.55

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Half scale
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Double scale
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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.