Home / 5,104.04-7,041.54-3,111.14

Finding the Fourth Proportional to 5,104.04, 7,041.54 and 3,111.14

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Solution

The fourth proportional to 5,104.04, 7,041.54 and 3,111.14 is: 4,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.04 : 7,041.54 = 3,111.14 : x
  2. Step 2: Convert to fraction form
    5,104.04/7,041.54 = 3,111.14/x
  3. Step 3: Cross multiply
    5,104.04x = 7,041.54 × 3,111.14
  4. Step 4: Simplify right side
    5,104.04x = 21,907,216.76
  5. Step 5: Solve for x
    x = 21,907,216.76/5,104.04
  6. Step 6: Final answer
    x = 4,292.13

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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.