Home / 8,425.47-11,627.94-4,840.93

Finding the Fourth Proportional to 8,425.47, 11,627.94 and 4,840.93

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Solution

The fourth proportional to 8,425.47, 11,627.94 and 4,840.93 is: 6,680.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.47 : 11,627.94 = 4,840.93 : x
  2. Step 2: Convert to fraction form
    8,425.47/11,627.94 = 4,840.93/x
  3. Step 3: Cross multiply
    8,425.47x = 11,627.94 × 4,840.93
  4. Step 4: Simplify right side
    8,425.47x = 56,290,019.38
  5. Step 5: Solve for x
    x = 56,290,019.38/8,425.47
  6. Step 6: Final answer
    x = 6,680.94

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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.