Home / 11,746.40-17,612.30-6,555.92

Finding the Fourth Proportional to 11,746.40, 17,612.30 and 6,555.92

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Solution

The fourth proportional to 11,746.40, 17,612.30 and 6,555.92 is: 9,829.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.40 : 17,612.30 = 6,555.92 : x
  2. Step 2: Convert to fraction form
    11,746.40/17,612.30 = 6,555.92/x
  3. Step 3: Cross multiply
    11,746.40x = 17,612.30 × 6,555.92
  4. Step 4: Simplify right side
    11,746.40x = 115,464,829.82
  5. Step 5: Solve for x
    x = 115,464,829.82/11,746.40
  6. Step 6: Final answer
    x = 9,829.81

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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.