Home / 10,377.49-15,567.20-4,135.99

Finding the Fourth Proportional to 10,377.49, 15,567.20 and 4,135.99

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Solution

The fourth proportional to 10,377.49, 15,567.20 and 4,135.99 is: 6,204.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.49 : 15,567.20 = 4,135.99 : x
  2. Step 2: Convert to fraction form
    10,377.49/15,567.20 = 4,135.99/x
  3. Step 3: Cross multiply
    10,377.49x = 15,567.20 × 4,135.99
  4. Step 4: Simplify right side
    10,377.49x = 64,385,685.01
  5. Step 5: Solve for x
    x = 64,385,685.01/10,377.49
  6. Step 6: Final answer
    x = 6,204.36

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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.