Home / 5,030.79-6,942.61-2,792.63

Finding the Fourth Proportional to 5,030.79, 6,942.61 and 2,792.63

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Solution

The fourth proportional to 5,030.79, 6,942.61 and 2,792.63 is: 3,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.79 : 6,942.61 = 2,792.63 : x
  2. Step 2: Convert to fraction form
    5,030.79/6,942.61 = 2,792.63/x
  3. Step 3: Cross multiply
    5,030.79x = 6,942.61 × 2,792.63
  4. Step 4: Simplify right side
    5,030.79x = 19,388,127.00
  5. Step 5: Solve for x
    x = 19,388,127.00/5,030.79
  6. Step 6: Final answer
    x = 3,853.89

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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.