Home / 10,470.06-14,446.35-6,220.80

Finding the Fourth Proportional to 10,470.06, 14,446.35 and 6,220.80

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Solution

The fourth proportional to 10,470.06, 14,446.35 and 6,220.80 is: 8,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470.06 : 14,446.35 = 6,220.80 : x
  2. Step 2: Convert to fraction form
    10,470.06/14,446.35 = 6,220.80/x
  3. Step 3: Cross multiply
    10,470.06x = 14,446.35 × 6,220.80
  4. Step 4: Simplify right side
    10,470.06x = 89,867,854.08
  5. Step 5: Solve for x
    x = 89,867,854.08/10,470.06
  6. Step 6: Final answer
    x = 8,583.32

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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.