Home / 7,612.02-11,417.09-3,228.93

Finding the Fourth Proportional to 7,612.02, 11,417.09 and 3,228.93

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Solution

The fourth proportional to 7,612.02, 11,417.09 and 3,228.93 is: 4,842.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.02 : 11,417.09 = 3,228.93 : x
  2. Step 2: Convert to fraction form
    7,612.02/11,417.09 = 3,228.93/x
  3. Step 3: Cross multiply
    7,612.02x = 11,417.09 × 3,228.93
  4. Step 4: Simplify right side
    7,612.02x = 36,864,968.27
  5. Step 5: Solve for x
    x = 36,864,968.27/7,612.02
  6. Step 6: Final answer
    x = 4,842.99

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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.