Home / 9,739.95-13,441.28-5,548.11

Finding the Fourth Proportional to 9,739.95, 13,441.28 and 5,548.11

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Solution

The fourth proportional to 9,739.95, 13,441.28 and 5,548.11 is: 7,656.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.95 : 13,441.28 = 5,548.11 : x
  2. Step 2: Convert to fraction form
    9,739.95/13,441.28 = 5,548.11/x
  3. Step 3: Cross multiply
    9,739.95x = 13,441.28 × 5,548.11
  4. Step 4: Simplify right side
    9,739.95x = 74,573,672.24
  5. Step 5: Solve for x
    x = 74,573,672.24/9,739.95
  6. Step 6: Final answer
    x = 7,656.47

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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.