Home / 4,389.78-6,057.90-2,400.35

Finding the Fourth Proportional to 4,389.78, 6,057.90 and 2,400.35

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Solution

The fourth proportional to 4,389.78, 6,057.90 and 2,400.35 is: 3,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.78 : 6,057.90 = 2,400.35 : x
  2. Step 2: Convert to fraction form
    4,389.78/6,057.90 = 2,400.35/x
  3. Step 3: Cross multiply
    4,389.78x = 6,057.90 × 2,400.35
  4. Step 4: Simplify right side
    4,389.78x = 14,541,068.26
  5. Step 5: Solve for x
    x = 14,541,068.26/4,389.78
  6. Step 6: Final answer
    x = 3,312.48

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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.