Home / 4,777.04-7,165.64-1,816.85

Finding the Fourth Proportional to 4,777.04, 7,165.64 and 1,816.85

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Solution

The fourth proportional to 4,777.04, 7,165.64 and 1,816.85 is: 2,725.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.04 : 7,165.64 = 1,816.85 : x
  2. Step 2: Convert to fraction form
    4,777.04/7,165.64 = 1,816.85/x
  3. Step 3: Cross multiply
    4,777.04x = 7,165.64 × 1,816.85
  4. Step 4: Simplify right side
    4,777.04x = 13,018,915.49
  5. Step 5: Solve for x
    x = 13,018,915.49/4,777.04
  6. Step 6: Final answer
    x = 2,725.31

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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.