Home / 10,436.40-14,401.20-5,961.24

Finding the Fourth Proportional to 10,436.40, 14,401.20 and 5,961.24

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Solution

The fourth proportional to 10,436.40, 14,401.20 and 5,961.24 is: 8,225.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.40 : 14,401.20 = 5,961.24 : x
  2. Step 2: Convert to fraction form
    10,436.40/14,401.20 = 5,961.24/x
  3. Step 3: Cross multiply
    10,436.40x = 14,401.20 × 5,961.24
  4. Step 4: Simplify right side
    10,436.40x = 85,849,009.49
  5. Step 5: Solve for x
    x = 85,849,009.49/10,436.40
  6. Step 6: Final answer
    x = 8,225.92

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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.