Home / 7,817.18-10,787.73-4,232.17

Finding the Fourth Proportional to 7,817.18, 10,787.73 and 4,232.17

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Solution

The fourth proportional to 7,817.18, 10,787.73 and 4,232.17 is: 5,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817.18 : 10,787.73 = 4,232.17 : x
  2. Step 2: Convert to fraction form
    7,817.18/10,787.73 = 4,232.17/x
  3. Step 3: Cross multiply
    7,817.18x = 10,787.73 × 4,232.17
  4. Step 4: Simplify right side
    7,817.18x = 45,655,538.00
  5. Step 5: Solve for x
    x = 45,655,538.00/7,817.18
  6. Step 6: Final answer
    x = 5,840.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.