Home / 4,977.02-7,463.10-2,785.16

Finding the Fourth Proportional to 4,977.02, 7,463.10 and 2,785.16

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Solution

The fourth proportional to 4,977.02, 7,463.10 and 2,785.16 is: 4,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.02 : 7,463.10 = 2,785.16 : x
  2. Step 2: Convert to fraction form
    4,977.02/7,463.10 = 2,785.16/x
  3. Step 3: Cross multiply
    4,977.02x = 7,463.10 × 2,785.16
  4. Step 4: Simplify right side
    4,977.02x = 20,785,927.60
  5. Step 5: Solve for x
    x = 20,785,927.60/4,977.02
  6. Step 6: Final answer
    x = 4,176.38

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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.