Home / 5,746.92-8,612.40-2,619.28

Finding the Fourth Proportional to 5,746.92, 8,612.40 and 2,619.28

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Solution

The fourth proportional to 5,746.92, 8,612.40 and 2,619.28 is: 3,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.92 : 8,612.40 = 2,619.28 : x
  2. Step 2: Convert to fraction form
    5,746.92/8,612.40 = 2,619.28/x
  3. Step 3: Cross multiply
    5,746.92x = 8,612.40 × 2,619.28
  4. Step 4: Simplify right side
    5,746.92x = 22,558,276.07
  5. Step 5: Solve for x
    x = 22,558,276.07/5,746.92
  6. Step 6: Final answer
    x = 3,925.28

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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.