Home / 10,445.49-15,671.88-4,606.20

Finding the Fourth Proportional to 10,445.49, 15,671.88 and 4,606.20

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Solution

The fourth proportional to 10,445.49, 15,671.88 and 4,606.20 is: 6,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.49 : 15,671.88 = 4,606.20 : x
  2. Step 2: Convert to fraction form
    10,445.49/15,671.88 = 4,606.20/x
  3. Step 3: Cross multiply
    10,445.49x = 15,671.88 × 4,606.20
  4. Step 4: Simplify right side
    10,445.49x = 72,187,813.66
  5. Step 5: Solve for x
    x = 72,187,813.66/10,445.49
  6. Step 6: Final answer
    x = 6,910.91

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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.