Home / 4,665.84-6,990.52-4,157.36

Finding the Fourth Proportional to 4,665.84, 6,990.52 and 4,157.36

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Solution

The fourth proportional to 4,665.84, 6,990.52 and 4,157.36 is: 6,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.84 : 6,990.52 = 4,157.36 : x
  2. Step 2: Convert to fraction form
    4,665.84/6,990.52 = 4,157.36/x
  3. Step 3: Cross multiply
    4,665.84x = 6,990.52 × 4,157.36
  4. Step 4: Simplify right side
    4,665.84x = 29,062,108.23
  5. Step 5: Solve for x
    x = 29,062,108.23/4,665.84
  6. Step 6: Final answer
    x = 6,228.70

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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.