Home / 11,746.01-17,618.97-2,980.91

Finding the Fourth Proportional to 11,746.01, 17,618.97 and 2,980.91

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Solution

The fourth proportional to 11,746.01, 17,618.97 and 2,980.91 is: 4,471.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.01 : 17,618.97 = 2,980.91 : x
  2. Step 2: Convert to fraction form
    11,746.01/17,618.97 = 2,980.91/x
  3. Step 3: Cross multiply
    11,746.01x = 17,618.97 × 2,980.91
  4. Step 4: Simplify right side
    11,746.01x = 52,520,475.77
  5. Step 5: Solve for x
    x = 52,520,475.77/11,746.01
  6. Step 6: Final answer
    x = 4,471.35

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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.