Home / 4,325.68-6,488.70-1,858.81

Finding the Fourth Proportional to 4,325.68, 6,488.70 and 1,858.81

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Solution

The fourth proportional to 4,325.68, 6,488.70 and 1,858.81 is: 2,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.68 : 6,488.70 = 1,858.81 : x
  2. Step 2: Convert to fraction form
    4,325.68/6,488.70 = 1,858.81/x
  3. Step 3: Cross multiply
    4,325.68x = 6,488.70 × 1,858.81
  4. Step 4: Simplify right side
    4,325.68x = 12,061,260.45
  5. Step 5: Solve for x
    x = 12,061,260.45/4,325.68
  6. Step 6: Final answer
    x = 2,788.29

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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.