Home / 10,049.60-15,075.11-2,653.98

Finding the Fourth Proportional to 10,049.60, 15,075.11 and 2,653.98

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Solution

The fourth proportional to 10,049.60, 15,075.11 and 2,653.98 is: 3,981.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.60 : 15,075.11 = 2,653.98 : x
  2. Step 2: Convert to fraction form
    10,049.60/15,075.11 = 2,653.98/x
  3. Step 3: Cross multiply
    10,049.60x = 15,075.11 × 2,653.98
  4. Step 4: Simplify right side
    10,049.60x = 40,009,047.07
  5. Step 5: Solve for x
    x = 40,009,047.07/10,049.60
  6. Step 6: Final answer
    x = 3,981.16

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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.