Home / 5,548.07-7,656.21-3,190.16

Finding the Fourth Proportional to 5,548.07, 7,656.21 and 3,190.16

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Solution

The fourth proportional to 5,548.07, 7,656.21 and 3,190.16 is: 4,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.07 : 7,656.21 = 3,190.16 : x
  2. Step 2: Convert to fraction form
    5,548.07/7,656.21 = 3,190.16/x
  3. Step 3: Cross multiply
    5,548.07x = 7,656.21 × 3,190.16
  4. Step 4: Simplify right side
    5,548.07x = 24,424,534.89
  5. Step 5: Solve for x
    x = 24,424,534.89/5,548.07
  6. Step 6: Final answer
    x = 4,402.35

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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.