Home / 9,740.25-13,441.55-5,548.50

Finding the Fourth Proportional to 9,740.25, 13,441.55 and 5,548.50

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Solution

The fourth proportional to 9,740.25, 13,441.55 and 5,548.50 is: 7,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.25 : 13,441.55 = 5,548.50 : x
  2. Step 2: Convert to fraction form
    9,740.25/13,441.55 = 5,548.50/x
  3. Step 3: Cross multiply
    9,740.25x = 13,441.55 × 5,548.50
  4. Step 4: Simplify right side
    9,740.25x = 74,580,412.43
  5. Step 5: Solve for x
    x = 74,580,412.43/9,740.25
  6. Step 6: Final answer
    x = 7,656.93

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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.