Home / 8,743.48-13,115.54-3,549.24

Finding the Fourth Proportional to 8,743.48, 13,115.54 and 3,549.24

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Solution

The fourth proportional to 8,743.48, 13,115.54 and 3,549.24 is: 5,323.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.48 : 13,115.54 = 3,549.24 : x
  2. Step 2: Convert to fraction form
    8,743.48/13,115.54 = 3,549.24/x
  3. Step 3: Cross multiply
    8,743.48x = 13,115.54 × 3,549.24
  4. Step 4: Simplify right side
    8,743.48x = 46,550,199.19
  5. Step 5: Solve for x
    x = 46,550,199.19/8,743.48
  6. Step 6: Final answer
    x = 5,323.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.