Home / 9,628.88-14,432.45-7,281.27

Finding the Fourth Proportional to 9,628.88, 14,432.45 and 7,281.27

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Solution

The fourth proportional to 9,628.88, 14,432.45 and 7,281.27 is: 10,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628.88 : 14,432.45 = 7,281.27 : x
  2. Step 2: Convert to fraction form
    9,628.88/14,432.45 = 7,281.27/x
  3. Step 3: Cross multiply
    9,628.88x = 14,432.45 × 7,281.27
  4. Step 4: Simplify right side
    9,628.88x = 105,086,549.65
  5. Step 5: Solve for x
    x = 105,086,549.65/9,628.88
  6. Step 6: Final answer
    x = 10,913.69

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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.