Home / 6,931.51-10,396.05-2,254.84

Finding the Fourth Proportional to 6,931.51, 10,396.05 and 2,254.84

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Solution

The fourth proportional to 6,931.51, 10,396.05 and 2,254.84 is: 3,381.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.51 : 10,396.05 = 2,254.84 : x
  2. Step 2: Convert to fraction form
    6,931.51/10,396.05 = 2,254.84/x
  3. Step 3: Cross multiply
    6,931.51x = 10,396.05 × 2,254.84
  4. Step 4: Simplify right side
    6,931.51x = 23,441,394.94
  5. Step 5: Solve for x
    x = 23,441,394.94/6,931.51
  6. Step 6: Final answer
    x = 3,381.86

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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.