Home / 5,030.55-6,942.47-2,906.48

Finding the Fourth Proportional to 5,030.55, 6,942.47 and 2,906.48

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Solution

The fourth proportional to 5,030.55, 6,942.47 and 2,906.48 is: 4,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.55 : 6,942.47 = 2,906.48 : x
  2. Step 2: Convert to fraction form
    5,030.55/6,942.47 = 2,906.48/x
  3. Step 3: Cross multiply
    5,030.55x = 6,942.47 × 2,906.48
  4. Step 4: Simplify right side
    5,030.55x = 20,178,100.96
  5. Step 5: Solve for x
    x = 20,178,100.96/5,030.55
  6. Step 6: Final answer
    x = 4,011.11

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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.