Home / 9,837.53-13,575.40-5,361.19

Finding the Fourth Proportional to 9,837.53, 13,575.40 and 5,361.19

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Solution

The fourth proportional to 9,837.53, 13,575.40 and 5,361.19 is: 7,398.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,837.53 : 13,575.40 = 5,361.19 : x
  2. Step 2: Convert to fraction form
    9,837.53/13,575.40 = 5,361.19/x
  3. Step 3: Cross multiply
    9,837.53x = 13,575.40 × 5,361.19
  4. Step 4: Simplify right side
    9,837.53x = 72,780,296.94
  5. Step 5: Solve for x
    x = 72,780,296.94/9,837.53
  6. Step 6: Final answer
    x = 7,398.23

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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.