Home / 7,962.36-10,988.42-4,425.63

Finding the Fourth Proportional to 7,962.36, 10,988.42 and 4,425.63

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Solution

The fourth proportional to 7,962.36, 10,988.42 and 4,425.63 is: 6,107.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.36 : 10,988.42 = 4,425.63 : x
  2. Step 2: Convert to fraction form
    7,962.36/10,988.42 = 4,425.63/x
  3. Step 3: Cross multiply
    7,962.36x = 10,988.42 × 4,425.63
  4. Step 4: Simplify right side
    7,962.36x = 48,630,637.33
  5. Step 5: Solve for x
    x = 48,630,637.33/7,962.36
  6. Step 6: Final answer
    x = 6,107.57

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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.