Home / 2,832.02-3,909.21-2,307.14

Finding the Fourth Proportional to 2,832.02, 3,909.21 and 2,307.14

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Solution

The fourth proportional to 2,832.02, 3,909.21 and 2,307.14 is: 3,184.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.02 : 3,909.21 = 2,307.14 : x
  2. Step 2: Convert to fraction form
    2,832.02/3,909.21 = 2,307.14/x
  3. Step 3: Cross multiply
    2,832.02x = 3,909.21 × 2,307.14
  4. Step 4: Simplify right side
    2,832.02x = 9,019,094.76
  5. Step 5: Solve for x
    x = 9,019,094.76/2,832.02
  6. Step 6: Final answer
    x = 3,184.69

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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.