Home / 6,513.30-9,769.81-1,582.96

Finding the Fourth Proportional to 6,513.30, 9,769.81 and 1,582.96

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Solution

The fourth proportional to 6,513.30, 9,769.81 and 1,582.96 is: 2,374.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.30 : 9,769.81 = 1,582.96 : x
  2. Step 2: Convert to fraction form
    6,513.30/9,769.81 = 1,582.96/x
  3. Step 3: Cross multiply
    6,513.30x = 9,769.81 × 1,582.96
  4. Step 4: Simplify right side
    6,513.30x = 15,465,210.52
  5. Step 5: Solve for x
    x = 15,465,210.52/6,513.30
  6. Step 6: Final answer
    x = 2,374.41

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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.