Home / 4,587.81-6,880.78-1,300.02

Finding the Fourth Proportional to 4,587.81, 6,880.78 and 1,300.02

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Solution

The fourth proportional to 4,587.81, 6,880.78 and 1,300.02 is: 1,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.81 : 6,880.78 = 1,300.02 : x
  2. Step 2: Convert to fraction form
    4,587.81/6,880.78 = 1,300.02/x
  3. Step 3: Cross multiply
    4,587.81x = 6,880.78 × 1,300.02
  4. Step 4: Simplify right side
    4,587.81x = 8,945,151.62
  5. Step 5: Solve for x
    x = 8,945,151.62/4,587.81
  6. Step 6: Final answer
    x = 1,949.77

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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.