Home / 3,802.89-5,700.68-2,688.83

Finding the Fourth Proportional to 3,802.89, 5,700.68 and 2,688.83

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Solution

The fourth proportional to 3,802.89, 5,700.68 and 2,688.83 is: 4,030.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.89 : 5,700.68 = 2,688.83 : x
  2. Step 2: Convert to fraction form
    3,802.89/5,700.68 = 2,688.83/x
  3. Step 3: Cross multiply
    3,802.89x = 5,700.68 × 2,688.83
  4. Step 4: Simplify right side
    3,802.89x = 15,328,159.40
  5. Step 5: Solve for x
    x = 15,328,159.40/3,802.89
  6. Step 6: Final answer
    x = 4,030.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.