Home / 11,582.91-15,984.51-6,801.60

Finding the Fourth Proportional to 11,582.91, 15,984.51 and 6,801.60

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Solution

The fourth proportional to 11,582.91, 15,984.51 and 6,801.60 is: 9,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.91 : 15,984.51 = 6,801.60 : x
  2. Step 2: Convert to fraction form
    11,582.91/15,984.51 = 6,801.60/x
  3. Step 3: Cross multiply
    11,582.91x = 15,984.51 × 6,801.60
  4. Step 4: Simplify right side
    11,582.91x = 108,720,243.22
  5. Step 5: Solve for x
    x = 108,720,243.22/11,582.91
  6. Step 6: Final answer
    x = 9,386.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.