Home / 7,700.19-10,626.10-4,342.94

Finding the Fourth Proportional to 7,700.19, 10,626.10 and 4,342.94

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Solution

The fourth proportional to 7,700.19, 10,626.10 and 4,342.94 is: 5,993.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700.19 : 10,626.10 = 4,342.94 : x
  2. Step 2: Convert to fraction form
    7,700.19/10,626.10 = 4,342.94/x
  3. Step 3: Cross multiply
    7,700.19x = 10,626.10 × 4,342.94
  4. Step 4: Simplify right side
    7,700.19x = 46,148,514.73
  5. Step 5: Solve for x
    x = 46,148,514.73/7,700.19
  6. Step 6: Final answer
    x = 5,993.17

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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.