Home / 10,625.20-14,661.75-6,148.06

Finding the Fourth Proportional to 10,625.20, 14,661.75 and 6,148.06

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Solution

The fourth proportional to 10,625.20, 14,661.75 and 6,148.06 is: 8,483.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.20 : 14,661.75 = 6,148.06 : x
  2. Step 2: Convert to fraction form
    10,625.20/14,661.75 = 6,148.06/x
  3. Step 3: Cross multiply
    10,625.20x = 14,661.75 × 6,148.06
  4. Step 4: Simplify right side
    10,625.20x = 90,141,318.71
  5. Step 5: Solve for x
    x = 90,141,318.71/10,625.20
  6. Step 6: Final answer
    x = 8,483.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.