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Finding the Fourth Proportional to 6,690.71, 10,015.02 and 4,598.48

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Solution

The fourth proportional to 6,690.71, 10,015.02 and 4,598.48 is: 6,883.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.71 : 10,015.02 = 4,598.48 : x
  2. Step 2: Convert to fraction form
    6,690.71/10,015.02 = 4,598.48/x
  3. Step 3: Cross multiply
    6,690.71x = 10,015.02 × 4,598.48
  4. Step 4: Simplify right side
    6,690.71x = 46,053,869.17
  5. Step 5: Solve for x
    x = 46,053,869.17/6,690.71
  6. Step 6: Final answer
    x = 6,883.26

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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.