Home / 6,987.32-10,477.74-4,066.46

Finding the Fourth Proportional to 6,987.32, 10,477.74 and 4,066.46

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Solution

The fourth proportional to 6,987.32, 10,477.74 and 4,066.46 is: 6,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.32 : 10,477.74 = 4,066.46 : x
  2. Step 2: Convert to fraction form
    6,987.32/10,477.74 = 4,066.46/x
  3. Step 3: Cross multiply
    6,987.32x = 10,477.74 × 4,066.46
  4. Step 4: Simplify right side
    6,987.32x = 42,607,310.60
  5. Step 5: Solve for x
    x = 42,607,310.60/6,987.32
  6. Step 6: Final answer
    x = 6,097.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.