Home / 4,508.19-6,762.29-1,909.31

Finding the Fourth Proportional to 4,508.19, 6,762.29 and 1,909.31

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Solution

The fourth proportional to 4,508.19, 6,762.29 and 1,909.31 is: 2,863.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.19 : 6,762.29 = 1,909.31 : x
  2. Step 2: Convert to fraction form
    4,508.19/6,762.29 = 1,909.31/x
  3. Step 3: Cross multiply
    4,508.19x = 6,762.29 × 1,909.31
  4. Step 4: Simplify right side
    4,508.19x = 12,911,264.56
  5. Step 5: Solve for x
    x = 12,911,264.56/4,508.19
  6. Step 6: Final answer
    x = 2,863.96

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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.