Home / 7,962.77-10,988.36-4,425.91

Finding the Fourth Proportional to 7,962.77, 10,988.36 and 4,425.91

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Solution

The fourth proportional to 7,962.77, 10,988.36 and 4,425.91 is: 6,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.77 : 10,988.36 = 4,425.91 : x
  2. Step 2: Convert to fraction form
    7,962.77/10,988.36 = 4,425.91/x
  3. Step 3: Cross multiply
    7,962.77x = 10,988.36 × 4,425.91
  4. Step 4: Simplify right side
    7,962.77x = 48,633,459.40
  5. Step 5: Solve for x
    x = 48,633,459.40/7,962.77
  6. Step 6: Final answer
    x = 6,107.60

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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.