Home / 4,075.28-6,113.81-2,321.11

Finding the Fourth Proportional to 4,075.28, 6,113.81 and 2,321.11

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Solution

The fourth proportional to 4,075.28, 6,113.81 and 2,321.11 is: 3,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.28 : 6,113.81 = 2,321.11 : x
  2. Step 2: Convert to fraction form
    4,075.28/6,113.81 = 2,321.11/x
  3. Step 3: Cross multiply
    4,075.28x = 6,113.81 × 2,321.11
  4. Step 4: Simplify right side
    4,075.28x = 14,190,825.53
  5. Step 5: Solve for x
    x = 14,190,825.53/4,075.28
  6. Step 6: Final answer
    x = 3,482.17

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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.