Home / 4,579.79-6,869.57-1,459.98

Finding the Fourth Proportional to 4,579.79, 6,869.57 and 1,459.98

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Solution

The fourth proportional to 4,579.79, 6,869.57 and 1,459.98 is: 2,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.79 : 6,869.57 = 1,459.98 : x
  2. Step 2: Convert to fraction form
    4,579.79/6,869.57 = 1,459.98/x
  3. Step 3: Cross multiply
    4,579.79x = 6,869.57 × 1,459.98
  4. Step 4: Simplify right side
    4,579.79x = 10,029,427.51
  5. Step 5: Solve for x
    x = 10,029,427.51/4,579.79
  6. Step 6: Final answer
    x = 2,189.93

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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.