Home / 4,769.04-6,581.16-2,780.76

Finding the Fourth Proportional to 4,769.04, 6,581.16 and 2,780.76

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Solution

The fourth proportional to 4,769.04, 6,581.16 and 2,780.76 is: 3,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.04 : 6,581.16 = 2,780.76 : x
  2. Step 2: Convert to fraction form
    4,769.04/6,581.16 = 2,780.76/x
  3. Step 3: Cross multiply
    4,769.04x = 6,581.16 × 2,780.76
  4. Step 4: Simplify right side
    4,769.04x = 18,300,626.48
  5. Step 5: Solve for x
    x = 18,300,626.48/4,769.04
  6. Step 6: Final answer
    x = 3,837.38

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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.