Home / 12,976.19-19,464.77-4,541.05

Finding the Fourth Proportional to 12,976.19, 19,464.77 and 4,541.05

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Solution

The fourth proportional to 12,976.19, 19,464.77 and 4,541.05 is: 6,811.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,976.19 : 19,464.77 = 4,541.05 : x
  2. Step 2: Convert to fraction form
    12,976.19/19,464.77 = 4,541.05/x
  3. Step 3: Cross multiply
    12,976.19x = 19,464.77 × 4,541.05
  4. Step 4: Simplify right side
    12,976.19x = 88,390,493.81
  5. Step 5: Solve for x
    x = 88,390,493.81/12,976.19
  6. Step 6: Final answer
    x = 6,811.74

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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.