Home / 5,061.42-6,984.36-2,823.12

Finding the Fourth Proportional to 5,061.42, 6,984.36 and 2,823.12

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Solution

The fourth proportional to 5,061.42, 6,984.36 and 2,823.12 is: 3,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.42 : 6,984.36 = 2,823.12 : x
  2. Step 2: Convert to fraction form
    5,061.42/6,984.36 = 2,823.12/x
  3. Step 3: Cross multiply
    5,061.42x = 6,984.36 × 2,823.12
  4. Step 4: Simplify right side
    5,061.42x = 19,717,686.40
  5. Step 5: Solve for x
    x = 19,717,686.40/5,061.42
  6. Step 6: Final answer
    x = 3,895.68

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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.