Home / 4,378.59-6,042.48-2,389.16

Finding the Fourth Proportional to 4,378.59, 6,042.48 and 2,389.16

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Solution

The fourth proportional to 4,378.59, 6,042.48 and 2,389.16 is: 3,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.59 : 6,042.48 = 2,389.16 : x
  2. Step 2: Convert to fraction form
    4,378.59/6,042.48 = 2,389.16/x
  3. Step 3: Cross multiply
    4,378.59x = 6,042.48 × 2,389.16
  4. Step 4: Simplify right side
    4,378.59x = 14,436,421.30
  5. Step 5: Solve for x
    x = 14,436,421.30/4,378.59
  6. Step 6: Final answer
    x = 3,297.05

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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.