Home / 10,220.15-14,104.19-5,970.62

Finding the Fourth Proportional to 10,220.15, 14,104.19 and 5,970.62

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Solution

The fourth proportional to 10,220.15, 14,104.19 and 5,970.62 is: 8,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.15 : 14,104.19 = 5,970.62 : x
  2. Step 2: Convert to fraction form
    10,220.15/14,104.19 = 5,970.62/x
  3. Step 3: Cross multiply
    10,220.15x = 14,104.19 × 5,970.62
  4. Step 4: Simplify right side
    10,220.15x = 84,210,758.90
  5. Step 5: Solve for x
    x = 84,210,758.90/10,220.15
  6. Step 6: Final answer
    x = 8,239.68

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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.