Home / 7,237.13-9,987.45-4,093.25

Finding the Fourth Proportional to 7,237.13, 9,987.45 and 4,093.25

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Solution

The fourth proportional to 7,237.13, 9,987.45 and 4,093.25 is: 5,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.13 : 9,987.45 = 4,093.25 : x
  2. Step 2: Convert to fraction form
    7,237.13/9,987.45 = 4,093.25/x
  3. Step 3: Cross multiply
    7,237.13x = 9,987.45 × 4,093.25
  4. Step 4: Simplify right side
    7,237.13x = 40,881,129.71
  5. Step 5: Solve for x
    x = 40,881,129.71/7,237.13
  6. Step 6: Final answer
    x = 5,648.80

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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.