Home / 4,068.63-5,614.65-2,389.74

Finding the Fourth Proportional to 4,068.63, 5,614.65 and 2,389.74

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Solution

The fourth proportional to 4,068.63, 5,614.65 and 2,389.74 is: 3,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.63 : 5,614.65 = 2,389.74 : x
  2. Step 2: Convert to fraction form
    4,068.63/5,614.65 = 2,389.74/x
  3. Step 3: Cross multiply
    4,068.63x = 5,614.65 × 2,389.74
  4. Step 4: Simplify right side
    4,068.63x = 13,417,553.69
  5. Step 5: Solve for x
    x = 13,417,553.69/4,068.63
  6. Step 6: Final answer
    x = 3,297.81

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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.