Home / 6,386.04-9,582.76-2,688.02

Finding the Fourth Proportional to 6,386.04, 9,582.76 and 2,688.02

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Solution

The fourth proportional to 6,386.04, 9,582.76 and 2,688.02 is: 4,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.04 : 9,582.76 = 2,688.02 : x
  2. Step 2: Convert to fraction form
    6,386.04/9,582.76 = 2,688.02/x
  3. Step 3: Cross multiply
    6,386.04x = 9,582.76 × 2,688.02
  4. Step 4: Simplify right side
    6,386.04x = 25,758,650.54
  5. Step 5: Solve for x
    x = 25,758,650.54/6,386.04
  6. Step 6: Final answer
    x = 4,033.59

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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.