Home / 10,063.89-15,090.98-4,218.93

Finding the Fourth Proportional to 10,063.89, 15,090.98 and 4,218.93

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Solution

The fourth proportional to 10,063.89, 15,090.98 and 4,218.93 is: 6,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,063.89 : 15,090.98 = 4,218.93 : x
  2. Step 2: Convert to fraction form
    10,063.89/15,090.98 = 4,218.93/x
  3. Step 3: Cross multiply
    10,063.89x = 15,090.98 × 4,218.93
  4. Step 4: Simplify right side
    10,063.89x = 63,667,788.25
  5. Step 5: Solve for x
    x = 63,667,788.25/10,063.89
  6. Step 6: Final answer
    x = 6,326.36

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1.5x scale

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.