Home / 4,746.05-7,118.79-1,459.12

Finding the Fourth Proportional to 4,746.05, 7,118.79 and 1,459.12

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Solution

The fourth proportional to 4,746.05, 7,118.79 and 1,459.12 is: 2,188.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.05 : 7,118.79 = 1,459.12 : x
  2. Step 2: Convert to fraction form
    4,746.05/7,118.79 = 1,459.12/x
  3. Step 3: Cross multiply
    4,746.05x = 7,118.79 × 1,459.12
  4. Step 4: Simplify right side
    4,746.05x = 10,387,151.07
  5. Step 5: Solve for x
    x = 10,387,151.07/4,746.05
  6. Step 6: Final answer
    x = 2,188.59

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1.5x scale

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.