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Finding the Fourth Proportional to 4,935.04, 6,809.34 and 2,838.76

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Solution

The fourth proportional to 4,935.04, 6,809.34 and 2,838.76 is: 3,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.04 : 6,809.34 = 2,838.76 : x
  2. Step 2: Convert to fraction form
    4,935.04/6,809.34 = 2,838.76/x
  3. Step 3: Cross multiply
    4,935.04x = 6,809.34 × 2,838.76
  4. Step 4: Simplify right side
    4,935.04x = 19,330,082.02
  5. Step 5: Solve for x
    x = 19,330,082.02/4,935.04
  6. Step 6: Final answer
    x = 3,916.90

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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.