Home / 6,931.04-9,564.82-3,787.22

Finding the Fourth Proportional to 6,931.04, 9,564.82 and 3,787.22

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Solution

The fourth proportional to 6,931.04, 9,564.82 and 3,787.22 is: 5,226.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.04 : 9,564.82 = 3,787.22 : x
  2. Step 2: Convert to fraction form
    6,931.04/9,564.82 = 3,787.22/x
  3. Step 3: Cross multiply
    6,931.04x = 9,564.82 × 3,787.22
  4. Step 4: Simplify right side
    6,931.04x = 36,224,077.60
  5. Step 5: Solve for x
    x = 36,224,077.60/6,931.04
  6. Step 6: Final answer
    x = 5,226.36

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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.