Home / 6,837.31-9,429.21-4,315.07

Finding the Fourth Proportional to 6,837.31, 9,429.21 and 4,315.07

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Solution

The fourth proportional to 6,837.31, 9,429.21 and 4,315.07 is: 5,950.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.31 : 9,429.21 = 4,315.07 : x
  2. Step 2: Convert to fraction form
    6,837.31/9,429.21 = 4,315.07/x
  3. Step 3: Cross multiply
    6,837.31x = 9,429.21 × 4,315.07
  4. Step 4: Simplify right side
    6,837.31x = 40,687,724.77
  5. Step 5: Solve for x
    x = 40,687,724.77/6,837.31
  6. Step 6: Final answer
    x = 5,950.84

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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.