Home / 12,276.93-18,410.51-5,260.29

Finding the Fourth Proportional to 12,276.93, 18,410.51 and 5,260.29

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Solution

The fourth proportional to 12,276.93, 18,410.51 and 5,260.29 is: 7,888.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276.93 : 18,410.51 = 5,260.29 : x
  2. Step 2: Convert to fraction form
    12,276.93/18,410.51 = 5,260.29/x
  3. Step 3: Cross multiply
    12,276.93x = 18,410.51 × 5,260.29
  4. Step 4: Simplify right side
    12,276.93x = 96,844,595.35
  5. Step 5: Solve for x
    x = 96,844,595.35/12,276.93
  6. Step 6: Final answer
    x = 7,888.34

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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.