Home / 6,925.17-10,386.96-1,927.95

Finding the Fourth Proportional to 6,925.17, 10,386.96 and 1,927.95

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Solution

The fourth proportional to 6,925.17, 10,386.96 and 1,927.95 is: 2,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.17 : 10,386.96 = 1,927.95 : x
  2. Step 2: Convert to fraction form
    6,925.17/10,386.96 = 1,927.95/x
  3. Step 3: Cross multiply
    6,925.17x = 10,386.96 × 1,927.95
  4. Step 4: Simplify right side
    6,925.17x = 20,025,539.53
  5. Step 5: Solve for x
    x = 20,025,539.53/6,925.17
  6. Step 6: Final answer
    x = 2,891.70

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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.