Home / 5,476.02-7,556.97-3,118.17

Finding the Fourth Proportional to 5,476.02, 7,556.97 and 3,118.17

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Solution

The fourth proportional to 5,476.02, 7,556.97 and 3,118.17 is: 4,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.02 : 7,556.97 = 3,118.17 : x
  2. Step 2: Convert to fraction form
    5,476.02/7,556.97 = 3,118.17/x
  3. Step 3: Cross multiply
    5,476.02x = 7,556.97 × 3,118.17
  4. Step 4: Simplify right side
    5,476.02x = 23,563,917.14
  5. Step 5: Solve for x
    x = 23,563,917.14/5,476.02
  6. Step 6: Final answer
    x = 4,303.11

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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.