Home / 5,048.20-6,966.12-2,809.93

Finding the Fourth Proportional to 5,048.20, 6,966.12 and 2,809.93

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Solution

The fourth proportional to 5,048.20, 6,966.12 and 2,809.93 is: 3,877.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.20 : 6,966.12 = 2,809.93 : x
  2. Step 2: Convert to fraction form
    5,048.20/6,966.12 = 2,809.93/x
  3. Step 3: Cross multiply
    5,048.20x = 6,966.12 × 2,809.93
  4. Step 4: Simplify right side
    5,048.20x = 19,574,309.57
  5. Step 5: Solve for x
    x = 19,574,309.57/5,048.20
  6. Step 6: Final answer
    x = 3,877.48

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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.