Home / 11,345.76-17,017.26-3,026.40

Finding the Fourth Proportional to 11,345.76, 17,017.26 and 3,026.40

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Solution

The fourth proportional to 11,345.76, 17,017.26 and 3,026.40 is: 4,539.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.76 : 17,017.26 = 3,026.40 : x
  2. Step 2: Convert to fraction form
    11,345.76/17,017.26 = 3,026.40/x
  3. Step 3: Cross multiply
    11,345.76x = 17,017.26 × 3,026.40
  4. Step 4: Simplify right side
    11,345.76x = 51,501,035.66
  5. Step 5: Solve for x
    x = 51,501,035.66/11,345.76
  6. Step 6: Final answer
    x = 4,539.23

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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.