Home / 6,759.23-10,140.14-2,078.40

Finding the Fourth Proportional to 6,759.23, 10,140.14 and 2,078.40

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Solution

The fourth proportional to 6,759.23, 10,140.14 and 2,078.40 is: 3,118.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.23 : 10,140.14 = 2,078.40 : x
  2. Step 2: Convert to fraction form
    6,759.23/10,140.14 = 2,078.40/x
  3. Step 3: Cross multiply
    6,759.23x = 10,140.14 × 2,078.40
  4. Step 4: Simplify right side
    6,759.23x = 21,075,266.98
  5. Step 5: Solve for x
    x = 21,075,266.98/6,759.23
  6. Step 6: Final answer
    x = 3,118.00

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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.