Home / 5,134.04-7,084.98-2,776.19

Finding the Fourth Proportional to 5,134.04, 7,084.98 and 2,776.19

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Solution

The fourth proportional to 5,134.04, 7,084.98 and 2,776.19 is: 3,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.04 : 7,084.98 = 2,776.19 : x
  2. Step 2: Convert to fraction form
    5,134.04/7,084.98 = 2,776.19/x
  3. Step 3: Cross multiply
    5,134.04x = 7,084.98 × 2,776.19
  4. Step 4: Simplify right side
    5,134.04x = 19,669,215.20
  5. Step 5: Solve for x
    x = 19,669,215.20/5,134.04
  6. Step 6: Final answer
    x = 3,831.14

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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.