Home / 3,425.04-4,728.84-2,307.64

Finding the Fourth Proportional to 3,425.04, 4,728.84 and 2,307.64

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Solution

The fourth proportional to 3,425.04, 4,728.84 and 2,307.64 is: 3,186.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.04 : 4,728.84 = 2,307.64 : x
  2. Step 2: Convert to fraction form
    3,425.04/4,728.84 = 2,307.64/x
  3. Step 3: Cross multiply
    3,425.04x = 4,728.84 × 2,307.64
  4. Step 4: Simplify right side
    3,425.04x = 10,912,460.34
  5. Step 5: Solve for x
    x = 10,912,460.34/3,425.04
  6. Step 6: Final answer
    x = 3,186.08

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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.