Home / 4,579.75-6,870.12-1,459.02

Finding the Fourth Proportional to 4,579.75, 6,870.12 and 1,459.02

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Solution

The fourth proportional to 4,579.75, 6,870.12 and 1,459.02 is: 2,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.75 : 6,870.12 = 1,459.02 : x
  2. Step 2: Convert to fraction form
    4,579.75/6,870.12 = 1,459.02/x
  3. Step 3: Cross multiply
    4,579.75x = 6,870.12 × 1,459.02
  4. Step 4: Simplify right side
    4,579.75x = 10,023,642.48
  5. Step 5: Solve for x
    x = 10,023,642.48/4,579.75
  6. Step 6: Final answer
    x = 2,188.69

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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.