Home / 6,284.70-9,421.47-3,160.62

Finding the Fourth Proportional to 6,284.70, 9,421.47 and 3,160.62

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Solution

The fourth proportional to 6,284.70, 9,421.47 and 3,160.62 is: 4,738.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,284.70 : 9,421.47 = 3,160.62 : x
  2. Step 2: Convert to fraction form
    6,284.70/9,421.47 = 3,160.62/x
  3. Step 3: Cross multiply
    6,284.70x = 9,421.47 × 3,160.62
  4. Step 4: Simplify right side
    6,284.70x = 29,777,686.51
  5. Step 5: Solve for x
    x = 29,777,686.51/6,284.70
  6. Step 6: Final answer
    x = 4,738.12

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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.