Home / 5,743.20-7,925.63-3,354.81

Finding the Fourth Proportional to 5,743.20, 7,925.63 and 3,354.81

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Solution

The fourth proportional to 5,743.20, 7,925.63 and 3,354.81 is: 4,629.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.20 : 7,925.63 = 3,354.81 : x
  2. Step 2: Convert to fraction form
    5,743.20/7,925.63 = 3,354.81/x
  3. Step 3: Cross multiply
    5,743.20x = 7,925.63 × 3,354.81
  4. Step 4: Simplify right side
    5,743.20x = 26,588,966.01
  5. Step 5: Solve for x
    x = 26,588,966.01/5,743.20
  6. Step 6: Final answer
    x = 4,629.64

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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.