Home / 7,569.80-10,446.09-4,212.62

Finding the Fourth Proportional to 7,569.80, 10,446.09 and 4,212.62

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Solution

The fourth proportional to 7,569.80, 10,446.09 and 4,212.62 is: 5,813.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.80 : 10,446.09 = 4,212.62 : x
  2. Step 2: Convert to fraction form
    7,569.80/10,446.09 = 4,212.62/x
  3. Step 3: Cross multiply
    7,569.80x = 10,446.09 × 4,212.62
  4. Step 4: Simplify right side
    7,569.80x = 44,005,407.66
  5. Step 5: Solve for x
    x = 44,005,407.66/7,569.80
  6. Step 6: Final answer
    x = 5,813.29

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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.