Home / 10,051.75-15,080.06-3,126.25

Finding the Fourth Proportional to 10,051.75, 15,080.06 and 3,126.25

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Solution

The fourth proportional to 10,051.75, 15,080.06 and 3,126.25 is: 4,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.75 : 15,080.06 = 3,126.25 : x
  2. Step 2: Convert to fraction form
    10,051.75/15,080.06 = 3,126.25/x
  3. Step 3: Cross multiply
    10,051.75x = 15,080.06 × 3,126.25
  4. Step 4: Simplify right side
    10,051.75x = 47,144,037.58
  5. Step 5: Solve for x
    x = 47,144,037.58/10,051.75
  6. Step 6: Final answer
    x = 4,690.13

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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.