Home / 10,425.06-15,619.23-5,482.98

Finding the Fourth Proportional to 10,425.06, 15,619.23 and 5,482.98

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Solution

The fourth proportional to 10,425.06, 15,619.23 and 5,482.98 is: 8,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.06 : 15,619.23 = 5,482.98 : x
  2. Step 2: Convert to fraction form
    10,425.06/15,619.23 = 5,482.98/x
  3. Step 3: Cross multiply
    10,425.06x = 15,619.23 × 5,482.98
  4. Step 4: Simplify right side
    10,425.06x = 85,639,925.71
  5. Step 5: Solve for x
    x = 85,639,925.71/10,425.06
  6. Step 6: Final answer
    x = 8,214.81

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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.