Home / 10,037.12-15,056.48-3,111.52

Finding the Fourth Proportional to 10,037.12, 15,056.48 and 3,111.52

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Solution

The fourth proportional to 10,037.12, 15,056.48 and 3,111.52 is: 4,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037.12 : 15,056.48 = 3,111.52 : x
  2. Step 2: Convert to fraction form
    10,037.12/15,056.48 = 3,111.52/x
  3. Step 3: Cross multiply
    10,037.12x = 15,056.48 × 3,111.52
  4. Step 4: Simplify right side
    10,037.12x = 46,848,538.65
  5. Step 5: Solve for x
    x = 46,848,538.65/10,037.12
  6. Step 6: Final answer
    x = 4,667.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.