Home / 7,339.02-11,008.42-5,085.47

Finding the Fourth Proportional to 7,339.02, 11,008.42 and 5,085.47

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Solution

The fourth proportional to 7,339.02, 11,008.42 and 5,085.47 is: 7,628.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.02 : 11,008.42 = 5,085.47 : x
  2. Step 2: Convert to fraction form
    7,339.02/11,008.42 = 5,085.47/x
  3. Step 3: Cross multiply
    7,339.02x = 11,008.42 × 5,085.47
  4. Step 4: Simplify right side
    7,339.02x = 55,982,989.66
  5. Step 5: Solve for x
    x = 55,982,989.66/7,339.02
  6. Step 6: Final answer
    x = 7,628.13

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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.