Home / 12,841.30-19,261.07-3,607.30

Finding the Fourth Proportional to 12,841.30, 19,261.07 and 3,607.30

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Solution

The fourth proportional to 12,841.30, 19,261.07 and 3,607.30 is: 5,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841.30 : 19,261.07 = 3,607.30 : x
  2. Step 2: Convert to fraction form
    12,841.30/19,261.07 = 3,607.30/x
  3. Step 3: Cross multiply
    12,841.30x = 19,261.07 × 3,607.30
  4. Step 4: Simplify right side
    12,841.30x = 69,480,457.81
  5. Step 5: Solve for x
    x = 69,480,457.81/12,841.30
  6. Step 6: Final answer
    x = 5,410.70

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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.