Home / 9,853.55-13,597.80-5,377.26

Finding the Fourth Proportional to 9,853.55, 13,597.80 and 5,377.26

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Solution

The fourth proportional to 9,853.55, 13,597.80 and 5,377.26 is: 7,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.55 : 13,597.80 = 5,377.26 : x
  2. Step 2: Convert to fraction form
    9,853.55/13,597.80 = 5,377.26/x
  3. Step 3: Cross multiply
    9,853.55x = 13,597.80 × 5,377.26
  4. Step 4: Simplify right side
    9,853.55x = 73,118,906.03
  5. Step 5: Solve for x
    x = 73,118,906.03/9,853.55
  6. Step 6: Final answer
    x = 7,420.56

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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.