Home / 11,746.50-17,620.58-4,726.55

Finding the Fourth Proportional to 11,746.50, 17,620.58 and 4,726.55

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Solution

The fourth proportional to 11,746.50, 17,620.58 and 4,726.55 is: 7,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.50 : 17,620.58 = 4,726.55 : x
  2. Step 2: Convert to fraction form
    11,746.50/17,620.58 = 4,726.55/x
  3. Step 3: Cross multiply
    11,746.50x = 17,620.58 × 4,726.55
  4. Step 4: Simplify right side
    11,746.50x = 83,284,552.40
  5. Step 5: Solve for x
    x = 83,284,552.40/11,746.50
  6. Step 6: Final answer
    x = 7,090.16

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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.