Home / 3,549.66-4,895.01-2,802.12

Finding the Fourth Proportional to 3,549.66, 4,895.01 and 2,802.12

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Solution

The fourth proportional to 3,549.66, 4,895.01 and 2,802.12 is: 3,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.66 : 4,895.01 = 2,802.12 : x
  2. Step 2: Convert to fraction form
    3,549.66/4,895.01 = 2,802.12/x
  3. Step 3: Cross multiply
    3,549.66x = 4,895.01 × 2,802.12
  4. Step 4: Simplify right side
    3,549.66x = 13,716,405.42
  5. Step 5: Solve for x
    x = 13,716,405.42/3,549.66
  6. Step 6: Final answer
    x = 3,864.15

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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.