Home / 10,367.65-15,551.48-6,220.45

Finding the Fourth Proportional to 10,367.65, 15,551.48 and 6,220.45

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Solution

The fourth proportional to 10,367.65, 15,551.48 and 6,220.45 is: 9,330.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.65 : 15,551.48 = 6,220.45 : x
  2. Step 2: Convert to fraction form
    10,367.65/15,551.48 = 6,220.45/x
  3. Step 3: Cross multiply
    10,367.65x = 15,551.48 × 6,220.45
  4. Step 4: Simplify right side
    10,367.65x = 96,737,203.77
  5. Step 5: Solve for x
    x = 96,737,203.77/10,367.65
  6. Step 6: Final answer
    x = 9,330.68

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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.