Home / 5,237.04-7,223.91-3,111.13

Finding the Fourth Proportional to 5,237.04, 7,223.91 and 3,111.13

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Solution

The fourth proportional to 5,237.04, 7,223.91 and 3,111.13 is: 4,291.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.04 : 7,223.91 = 3,111.13 : x
  2. Step 2: Convert to fraction form
    5,237.04/7,223.91 = 3,111.13/x
  3. Step 3: Cross multiply
    5,237.04x = 7,223.91 × 3,111.13
  4. Step 4: Simplify right side
    5,237.04x = 22,474,523.12
  5. Step 5: Solve for x
    x = 22,474,523.12/5,237.04
  6. Step 6: Final answer
    x = 4,291.46

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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.