Home / 10,466.80-14,440.60-6,486.46

Finding the Fourth Proportional to 10,466.80, 14,440.60 and 6,486.46

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Solution

The fourth proportional to 10,466.80, 14,440.60 and 6,486.46 is: 8,949.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.80 : 14,440.60 = 6,486.46 : x
  2. Step 2: Convert to fraction form
    10,466.80/14,440.60 = 6,486.46/x
  3. Step 3: Cross multiply
    10,466.80x = 14,440.60 × 6,486.46
  4. Step 4: Simplify right side
    10,466.80x = 93,668,374.28
  5. Step 5: Solve for x
    x = 93,668,374.28/10,466.80
  6. Step 6: Final answer
    x = 8,949.09

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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.