Home / 9,040.41-13,537.04-7,275.78

Finding the Fourth Proportional to 9,040.41, 13,537.04 and 7,275.78

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Solution

The fourth proportional to 9,040.41, 13,537.04 and 7,275.78 is: 10,894.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.41 : 13,537.04 = 7,275.78 : x
  2. Step 2: Convert to fraction form
    9,040.41/13,537.04 = 7,275.78/x
  3. Step 3: Cross multiply
    9,040.41x = 13,537.04 × 7,275.78
  4. Step 4: Simplify right side
    9,040.41x = 98,492,488.51
  5. Step 5: Solve for x
    x = 98,492,488.51/9,040.41
  6. Step 6: Final answer
    x = 10,894.69

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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.