Home / 9,077.58-13,603.70-4,908.60

Finding the Fourth Proportional to 9,077.58, 13,603.70 and 4,908.60

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Solution

The fourth proportional to 9,077.58, 13,603.70 and 4,908.60 is: 7,356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.58 : 13,603.70 = 4,908.60 : x
  2. Step 2: Convert to fraction form
    9,077.58/13,603.70 = 4,908.60/x
  3. Step 3: Cross multiply
    9,077.58x = 13,603.70 × 4,908.60
  4. Step 4: Simplify right side
    9,077.58x = 66,775,121.82
  5. Step 5: Solve for x
    x = 66,775,121.82/9,077.58
  6. Step 6: Final answer
    x = 7,356.05

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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.