Home / 4,318.45-5,959.78-2,430.34

Finding the Fourth Proportional to 4,318.45, 5,959.78 and 2,430.34

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Solution

The fourth proportional to 4,318.45, 5,959.78 and 2,430.34 is: 3,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.45 : 5,959.78 = 2,430.34 : x
  2. Step 2: Convert to fraction form
    4,318.45/5,959.78 = 2,430.34/x
  3. Step 3: Cross multiply
    4,318.45x = 5,959.78 × 2,430.34
  4. Step 4: Simplify right side
    4,318.45x = 14,484,270.75
  5. Step 5: Solve for x
    x = 14,484,270.75/4,318.45
  6. Step 6: Final answer
    x = 3,354.05

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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.