Home / 7,469.21-10,307.35-4,283.08

Finding the Fourth Proportional to 7,469.21, 10,307.35 and 4,283.08

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Solution

The fourth proportional to 7,469.21, 10,307.35 and 4,283.08 is: 5,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.21 : 10,307.35 = 4,283.08 : x
  2. Step 2: Convert to fraction form
    7,469.21/10,307.35 = 4,283.08/x
  3. Step 3: Cross multiply
    7,469.21x = 10,307.35 × 4,283.08
  4. Step 4: Simplify right side
    7,469.21x = 44,147,184.22
  5. Step 5: Solve for x
    x = 44,147,184.22/7,469.21
  6. Step 6: Final answer
    x = 5,910.55

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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.