Home / 4,479.91-6,182.48-2,490.67

Finding the Fourth Proportional to 4,479.91, 6,182.48 and 2,490.67

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Solution

The fourth proportional to 4,479.91, 6,182.48 and 2,490.67 is: 3,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.91 : 6,182.48 = 2,490.67 : x
  2. Step 2: Convert to fraction form
    4,479.91/6,182.48 = 2,490.67/x
  3. Step 3: Cross multiply
    4,479.91x = 6,182.48 × 2,490.67
  4. Step 4: Simplify right side
    4,479.91x = 15,398,474.10
  5. Step 5: Solve for x
    x = 15,398,474.10/4,479.91
  6. Step 6: Final answer
    x = 3,437.23

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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.