Home / 3,069.74-4,230.06-2,603.18

Finding the Fourth Proportional to 3,069.74, 4,230.06 and 2,603.18

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Solution

The fourth proportional to 3,069.74, 4,230.06 and 2,603.18 is: 3,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.74 : 4,230.06 = 2,603.18 : x
  2. Step 2: Convert to fraction form
    3,069.74/4,230.06 = 2,603.18/x
  3. Step 3: Cross multiply
    3,069.74x = 4,230.06 × 2,603.18
  4. Step 4: Simplify right side
    3,069.74x = 11,011,607.59
  5. Step 5: Solve for x
    x = 11,011,607.59/3,069.74
  6. Step 6: Final answer
    x = 3,587.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.