Home / 4,539.50-6,809.10-1,615.76

Finding the Fourth Proportional to 4,539.50, 6,809.10 and 1,615.76

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Solution

The fourth proportional to 4,539.50, 6,809.10 and 1,615.76 is: 2,423.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.50 : 6,809.10 = 1,615.76 : x
  2. Step 2: Convert to fraction form
    4,539.50/6,809.10 = 1,615.76/x
  3. Step 3: Cross multiply
    4,539.50x = 6,809.10 × 1,615.76
  4. Step 4: Simplify right side
    4,539.50x = 11,001,871.42
  5. Step 5: Solve for x
    x = 11,001,871.42/4,539.50
  6. Step 6: Final answer
    x = 2,423.59

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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.