Home / 9,427.17-13,009.53-5,235.42

Finding the Fourth Proportional to 9,427.17, 13,009.53 and 5,235.42

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Solution

The fourth proportional to 9,427.17, 13,009.53 and 5,235.42 is: 7,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.17 : 13,009.53 = 5,235.42 : x
  2. Step 2: Convert to fraction form
    9,427.17/13,009.53 = 5,235.42/x
  3. Step 3: Cross multiply
    9,427.17x = 13,009.53 × 5,235.42
  4. Step 4: Simplify right side
    9,427.17x = 68,110,327.38
  5. Step 5: Solve for x
    x = 68,110,327.38/9,427.17
  6. Step 6: Final answer
    x = 7,224.90

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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.