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Finding the Fourth Proportional to 6,395.79, 8,800.61 and 4,903.14

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Solution

The fourth proportional to 6,395.79, 8,800.61 and 4,903.14 is: 6,746.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,395.79 : 8,800.61 = 4,903.14 : x
  2. Step 2: Convert to fraction form
    6,395.79/8,800.61 = 4,903.14/x
  3. Step 3: Cross multiply
    6,395.79x = 8,800.61 × 4,903.14
  4. Step 4: Simplify right side
    6,395.79x = 43,150,598.40
  5. Step 5: Solve for x
    x = 43,150,598.40/6,395.79
  6. Step 6: Final answer
    x = 6,746.72

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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.