Home / 7,077.08-10,603.99-4,304.55

Finding the Fourth Proportional to 7,077.08, 10,603.99 and 4,304.55

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Solution

The fourth proportional to 7,077.08, 10,603.99 and 4,304.55 is: 6,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.08 : 10,603.99 = 4,304.55 : x
  2. Step 2: Convert to fraction form
    7,077.08/10,603.99 = 4,304.55/x
  3. Step 3: Cross multiply
    7,077.08x = 10,603.99 × 4,304.55
  4. Step 4: Simplify right side
    7,077.08x = 45,645,405.15
  5. Step 5: Solve for x
    x = 45,645,405.15/7,077.08
  6. Step 6: Final answer
    x = 6,449.75

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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.