Home / 4,685.82-7,029.21-1,565.00

Finding the Fourth Proportional to 4,685.82, 7,029.21 and 1,565.00

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Solution

The fourth proportional to 4,685.82, 7,029.21 and 1,565.00 is: 2,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.82 : 7,029.21 = 1,565.00 : x
  2. Step 2: Convert to fraction form
    4,685.82/7,029.21 = 1,565.00/x
  3. Step 3: Cross multiply
    4,685.82x = 7,029.21 × 1,565.00
  4. Step 4: Simplify right side
    4,685.82x = 11,000,678.50
  5. Step 5: Solve for x
    x = 11,000,678.50/4,685.82
  6. Step 6: Final answer
    x = 2,347.65

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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.