Home / 10,211.47-14,078.81-6,848.96

Finding the Fourth Proportional to 10,211.47, 14,078.81 and 6,848.96

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Solution

The fourth proportional to 10,211.47, 14,078.81 and 6,848.96 is: 9,442.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.47 : 14,078.81 = 6,848.96 : x
  2. Step 2: Convert to fraction form
    10,211.47/14,078.81 = 6,848.96/x
  3. Step 3: Cross multiply
    10,211.47x = 14,078.81 × 6,848.96
  4. Step 4: Simplify right side
    10,211.47x = 96,425,153.27
  5. Step 5: Solve for x
    x = 96,425,153.27/10,211.47
  6. Step 6: Final answer
    x = 9,442.83

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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.