Home / 7,962.36-10,987.56-4,425.51

Finding the Fourth Proportional to 7,962.36, 10,987.56 and 4,425.51

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Solution

The fourth proportional to 7,962.36, 10,987.56 and 4,425.51 is: 6,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.36 : 10,987.56 = 4,425.51 : x
  2. Step 2: Convert to fraction form
    7,962.36/10,987.56 = 4,425.51/x
  3. Step 3: Cross multiply
    7,962.36x = 10,987.56 × 4,425.51
  4. Step 4: Simplify right side
    7,962.36x = 48,625,556.66
  5. Step 5: Solve for x
    x = 48,625,556.66/7,962.36
  6. Step 6: Final answer
    x = 6,106.93

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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.