Home / 4,070.86-5,646.51-3,962.84

Finding the Fourth Proportional to 4,070.86, 5,646.51 and 3,962.84

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Solution

The fourth proportional to 4,070.86, 5,646.51 and 3,962.84 is: 5,496.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.86 : 5,646.51 = 3,962.84 : x
  2. Step 2: Convert to fraction form
    4,070.86/5,646.51 = 3,962.84/x
  3. Step 3: Cross multiply
    4,070.86x = 5,646.51 × 3,962.84
  4. Step 4: Simplify right side
    4,070.86x = 22,376,187.46
  5. Step 5: Solve for x
    x = 22,376,187.46/4,070.86
  6. Step 6: Final answer
    x = 5,496.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.