Home / 9,045.84-13,568.76-2,890.32

Finding the Fourth Proportional to 9,045.84, 13,568.76 and 2,890.32

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Solution

The fourth proportional to 9,045.84, 13,568.76 and 2,890.32 is: 4,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.84 : 13,568.76 = 2,890.32 : x
  2. Step 2: Convert to fraction form
    9,045.84/13,568.76 = 2,890.32/x
  3. Step 3: Cross multiply
    9,045.84x = 13,568.76 × 2,890.32
  4. Step 4: Simplify right side
    9,045.84x = 39,218,058.40
  5. Step 5: Solve for x
    x = 39,218,058.40/9,045.84
  6. Step 6: Final answer
    x = 4,335.48

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Similar ratio
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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.