Home / 12,937.19-19,407.06-4,617.95

Finding the Fourth Proportional to 12,937.19, 19,407.06 and 4,617.95

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Solution

The fourth proportional to 12,937.19, 19,407.06 and 4,617.95 is: 6,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937.19 : 19,407.06 = 4,617.95 : x
  2. Step 2: Convert to fraction form
    12,937.19/19,407.06 = 4,617.95/x
  3. Step 3: Cross multiply
    12,937.19x = 19,407.06 × 4,617.95
  4. Step 4: Simplify right side
    12,937.19x = 89,620,735.69
  5. Step 5: Solve for x
    x = 89,620,735.69/12,937.19
  6. Step 6: Final answer
    x = 6,927.38

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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.