Home / 4,390.34-6,058.78-2,400.90

Finding the Fourth Proportional to 4,390.34, 6,058.78 and 2,400.90

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Solution

The fourth proportional to 4,390.34, 6,058.78 and 2,400.90 is: 3,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.34 : 6,058.78 = 2,400.90 : x
  2. Step 2: Convert to fraction form
    4,390.34/6,058.78 = 2,400.90/x
  3. Step 3: Cross multiply
    4,390.34x = 6,058.78 × 2,400.90
  4. Step 4: Simplify right side
    4,390.34x = 14,546,524.90
  5. Step 5: Solve for x
    x = 14,546,524.90/4,390.34
  6. Step 6: Final answer
    x = 3,313.30

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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.