Home / 2,477.04-3,730.24-2,156.28

Finding the Fourth Proportional to 2,477.04, 3,730.24 and 2,156.28

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Solution

The fourth proportional to 2,477.04, 3,730.24 and 2,156.28 is: 3,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.04 : 3,730.24 = 2,156.28 : x
  2. Step 2: Convert to fraction form
    2,477.04/3,730.24 = 2,156.28/x
  3. Step 3: Cross multiply
    2,477.04x = 3,730.24 × 2,156.28
  4. Step 4: Simplify right side
    2,477.04x = 8,043,441.91
  5. Step 5: Solve for x
    x = 8,043,441.91/2,477.04
  6. Step 6: Final answer
    x = 3,247.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.