Home / 9,438.21-13,024.71-5,246.46

Finding the Fourth Proportional to 9,438.21, 13,024.71 and 5,246.46

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Solution

The fourth proportional to 9,438.21, 13,024.71 and 5,246.46 is: 7,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.21 : 13,024.71 = 5,246.46 : x
  2. Step 2: Convert to fraction form
    9,438.21/13,024.71 = 5,246.46/x
  3. Step 3: Cross multiply
    9,438.21x = 13,024.71 × 5,246.46
  4. Step 4: Simplify right side
    9,438.21x = 68,333,620.03
  5. Step 5: Solve for x
    x = 68,333,620.03/9,438.21
  6. Step 6: Final answer
    x = 7,240.10

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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.