Home / 9,689.28-14,532.54-3,114.62

Finding the Fourth Proportional to 9,689.28, 14,532.54 and 3,114.62

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Solution

The fourth proportional to 9,689.28, 14,532.54 and 3,114.62 is: 4,671.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689.28 : 14,532.54 = 3,114.62 : x
  2. Step 2: Convert to fraction form
    9,689.28/14,532.54 = 3,114.62/x
  3. Step 3: Cross multiply
    9,689.28x = 14,532.54 × 3,114.62
  4. Step 4: Simplify right side
    9,689.28x = 45,263,267.07
  5. Step 5: Solve for x
    x = 45,263,267.07/9,689.28
  6. Step 6: Final answer
    x = 4,671.48

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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.