Home / 5,274.96-7,280.13-3,036.93

Finding the Fourth Proportional to 5,274.96, 7,280.13 and 3,036.93

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Solution

The fourth proportional to 5,274.96, 7,280.13 and 3,036.93 is: 4,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.96 : 7,280.13 = 3,036.93 : x
  2. Step 2: Convert to fraction form
    5,274.96/7,280.13 = 3,036.93/x
  3. Step 3: Cross multiply
    5,274.96x = 7,280.13 × 3,036.93
  4. Step 4: Simplify right side
    5,274.96x = 22,109,212.21
  5. Step 5: Solve for x
    x = 22,109,212.21/5,274.96
  6. Step 6: Final answer
    x = 4,191.35

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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.