Home / 5,030.93-6,942.35-2,792.80

Finding the Fourth Proportional to 5,030.93, 6,942.35 and 2,792.80

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Solution

The fourth proportional to 5,030.93, 6,942.35 and 2,792.80 is: 3,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.93 : 6,942.35 = 2,792.80 : x
  2. Step 2: Convert to fraction form
    5,030.93/6,942.35 = 2,792.80/x
  3. Step 3: Cross multiply
    5,030.93x = 6,942.35 × 2,792.80
  4. Step 4: Simplify right side
    5,030.93x = 19,388,595.08
  5. Step 5: Solve for x
    x = 19,388,595.08/5,030.93
  6. Step 6: Final answer
    x = 3,853.88

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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.