Home / 4,902.29-7,354.34-1,615.51

Finding the Fourth Proportional to 4,902.29, 7,354.34 and 1,615.51

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Solution

The fourth proportional to 4,902.29, 7,354.34 and 1,615.51 is: 2,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.29 : 7,354.34 = 1,615.51 : x
  2. Step 2: Convert to fraction form
    4,902.29/7,354.34 = 1,615.51/x
  3. Step 3: Cross multiply
    4,902.29x = 7,354.34 × 1,615.51
  4. Step 4: Simplify right side
    4,902.29x = 11,880,964.96
  5. Step 5: Solve for x
    x = 11,880,964.96/4,902.29
  6. Step 6: Final answer
    x = 2,423.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.