Home / 4,911.65-7,366.74-1,624.76

Finding the Fourth Proportional to 4,911.65, 7,366.74 and 1,624.76

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Solution

The fourth proportional to 4,911.65, 7,366.74 and 1,624.76 is: 2,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.65 : 7,366.74 = 1,624.76 : x
  2. Step 2: Convert to fraction form
    4,911.65/7,366.74 = 1,624.76/x
  3. Step 3: Cross multiply
    4,911.65x = 7,366.74 × 1,624.76
  4. Step 4: Simplify right side
    4,911.65x = 11,969,184.48
  5. Step 5: Solve for x
    x = 11,969,184.48/4,911.65
  6. Step 6: Final answer
    x = 2,436.90

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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.