Home / 4,007.09-5,529.81-2,328.57

Finding the Fourth Proportional to 4,007.09, 5,529.81 and 2,328.57

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Solution

The fourth proportional to 4,007.09, 5,529.81 and 2,328.57 is: 3,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.09 : 5,529.81 = 2,328.57 : x
  2. Step 2: Convert to fraction form
    4,007.09/5,529.81 = 2,328.57/x
  3. Step 3: Cross multiply
    4,007.09x = 5,529.81 × 2,328.57
  4. Step 4: Simplify right side
    4,007.09x = 12,876,549.67
  5. Step 5: Solve for x
    x = 12,876,549.67/4,007.09
  6. Step 6: Final answer
    x = 3,213.45

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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.