Home / 10,849.96-14,973.08-6,373.78

Finding the Fourth Proportional to 10,849.96, 14,973.08 and 6,373.78

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Solution

The fourth proportional to 10,849.96, 14,973.08 and 6,373.78 is: 8,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,849.96 : 14,973.08 = 6,373.78 : x
  2. Step 2: Convert to fraction form
    10,849.96/14,973.08 = 6,373.78/x
  3. Step 3: Cross multiply
    10,849.96x = 14,973.08 × 6,373.78
  4. Step 4: Simplify right side
    10,849.96x = 95,435,117.84
  5. Step 5: Solve for x
    x = 95,435,117.84/10,849.96
  6. Step 6: Final answer
    x = 8,795.90

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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.