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Finding the Fourth Proportional to 12,410.04, 18,611.07 and 4,088.07

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Solution

The fourth proportional to 12,410.04, 18,611.07 and 4,088.07 is: 6,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.04 : 18,611.07 = 4,088.07 : x
  2. Step 2: Convert to fraction form
    12,410.04/18,611.07 = 4,088.07/x
  3. Step 3: Cross multiply
    12,410.04x = 18,611.07 × 4,088.07
  4. Step 4: Simplify right side
    12,410.04x = 76,083,341.60
  5. Step 5: Solve for x
    x = 76,083,341.60/12,410.04
  6. Step 6: Final answer
    x = 6,130.79

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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.