Home / 3,357.36-4,628.88-2,307.60

Finding the Fourth Proportional to 3,357.36, 4,628.88 and 2,307.60

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Solution

The fourth proportional to 3,357.36, 4,628.88 and 2,307.60 is: 3,181.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.36 : 4,628.88 = 2,307.60 : x
  2. Step 2: Convert to fraction form
    3,357.36/4,628.88 = 2,307.60/x
  3. Step 3: Cross multiply
    3,357.36x = 4,628.88 × 2,307.60
  4. Step 4: Simplify right side
    3,357.36x = 10,681,603.49
  5. Step 5: Solve for x
    x = 10,681,603.49/3,357.36
  6. Step 6: Final answer
    x = 3,181.55

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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.