Home / 9,237.78-13,862.19-3,394.98

Finding the Fourth Proportional to 9,237.78, 13,862.19 and 3,394.98

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Solution

The fourth proportional to 9,237.78, 13,862.19 and 3,394.98 is: 5,094.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.78 : 13,862.19 = 3,394.98 : x
  2. Step 2: Convert to fraction form
    9,237.78/13,862.19 = 3,394.98/x
  3. Step 3: Cross multiply
    9,237.78x = 13,862.19 × 3,394.98
  4. Step 4: Simplify right side
    9,237.78x = 47,061,857.81
  5. Step 5: Solve for x
    x = 47,061,857.81/9,237.78
  6. Step 6: Final answer
    x = 5,094.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.