Home / 10,977.60-16,466.34-4,403.70

Finding the Fourth Proportional to 10,977.60, 16,466.34 and 4,403.70

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Solution

The fourth proportional to 10,977.60, 16,466.34 and 4,403.70 is: 6,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.60 : 16,466.34 = 4,403.70 : x
  2. Step 2: Convert to fraction form
    10,977.60/16,466.34 = 4,403.70/x
  3. Step 3: Cross multiply
    10,977.60x = 16,466.34 × 4,403.70
  4. Step 4: Simplify right side
    10,977.60x = 72,512,821.46
  5. Step 5: Solve for x
    x = 72,512,821.46/10,977.60
  6. Step 6: Final answer
    x = 6,605.53

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1.5x scale

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.