Home / 10,037.39-13,852.35-5,561.55

Finding the Fourth Proportional to 10,037.39, 13,852.35 and 5,561.55

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Solution

The fourth proportional to 10,037.39, 13,852.35 and 5,561.55 is: 7,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037.39 : 13,852.35 = 5,561.55 : x
  2. Step 2: Convert to fraction form
    10,037.39/13,852.35 = 5,561.55/x
  3. Step 3: Cross multiply
    10,037.39x = 13,852.35 × 5,561.55
  4. Step 4: Simplify right side
    10,037.39x = 77,040,537.14
  5. Step 5: Solve for x
    x = 77,040,537.14/10,037.39
  6. Step 6: Final answer
    x = 7,675.36

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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.