Home / 5,184.83-7,152.06-3,689.47

Finding the Fourth Proportional to 5,184.83, 7,152.06 and 3,689.47

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Solution

The fourth proportional to 5,184.83, 7,152.06 and 3,689.47 is: 5,089.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.83 : 7,152.06 = 3,689.47 : x
  2. Step 2: Convert to fraction form
    5,184.83/7,152.06 = 3,689.47/x
  3. Step 3: Cross multiply
    5,184.83x = 7,152.06 × 3,689.47
  4. Step 4: Simplify right side
    5,184.83x = 26,387,310.81
  5. Step 5: Solve for x
    x = 26,387,310.81/5,184.83
  6. Step 6: Final answer
    x = 5,089.33

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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.