Home / 4,901.34-6,763.87-2,805.47

Finding the Fourth Proportional to 4,901.34, 6,763.87 and 2,805.47

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Solution

The fourth proportional to 4,901.34, 6,763.87 and 2,805.47 is: 3,871.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.34 : 6,763.87 = 2,805.47 : x
  2. Step 2: Convert to fraction form
    4,901.34/6,763.87 = 2,805.47/x
  3. Step 3: Cross multiply
    4,901.34x = 6,763.87 × 2,805.47
  4. Step 4: Simplify right side
    4,901.34x = 18,975,829.42
  5. Step 5: Solve for x
    x = 18,975,829.42/4,901.34
  6. Step 6: Final answer
    x = 3,871.56

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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.