Home / 9,460.80-14,190.69-2,886.47

Finding the Fourth Proportional to 9,460.80, 14,190.69 and 2,886.47

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Solution

The fourth proportional to 9,460.80, 14,190.69 and 2,886.47 is: 4,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,460.80 : 14,190.69 = 2,886.47 : x
  2. Step 2: Convert to fraction form
    9,460.80/14,190.69 = 2,886.47/x
  3. Step 3: Cross multiply
    9,460.80x = 14,190.69 × 2,886.47
  4. Step 4: Simplify right side
    9,460.80x = 40,960,969.70
  5. Step 5: Solve for x
    x = 40,960,969.70/9,460.80
  6. Step 6: Final answer
    x = 4,329.55

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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.