Home / 4,020.32-5,547.66-2,762.48

Finding the Fourth Proportional to 4,020.32, 5,547.66 and 2,762.48

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Solution

The fourth proportional to 4,020.32, 5,547.66 and 2,762.48 is: 3,811.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.32 : 5,547.66 = 2,762.48 : x
  2. Step 2: Convert to fraction form
    4,020.32/5,547.66 = 2,762.48/x
  3. Step 3: Cross multiply
    4,020.32x = 5,547.66 × 2,762.48
  4. Step 4: Simplify right side
    4,020.32x = 15,325,299.80
  5. Step 5: Solve for x
    x = 15,325,299.80/4,020.32
  6. Step 6: Final answer
    x = 3,811.96

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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.