Home / 9,040.74-13,568.40-4,885.44

Finding the Fourth Proportional to 9,040.74, 13,568.40 and 4,885.44

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Solution

The fourth proportional to 9,040.74, 13,568.40 and 4,885.44 is: 7,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.74 : 13,568.40 = 4,885.44 : x
  2. Step 2: Convert to fraction form
    9,040.74/13,568.40 = 4,885.44/x
  3. Step 3: Cross multiply
    9,040.74x = 13,568.40 × 4,885.44
  4. Step 4: Simplify right side
    9,040.74x = 66,287,604.10
  5. Step 5: Solve for x
    x = 66,287,604.10/9,040.74
  6. Step 6: Final answer
    x = 7,332.10

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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.