Home / 7,448.02-11,173.47-2,518.46

Finding the Fourth Proportional to 7,448.02, 11,173.47 and 2,518.46

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Solution

The fourth proportional to 7,448.02, 11,173.47 and 2,518.46 is: 3,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.02 : 11,173.47 = 2,518.46 : x
  2. Step 2: Convert to fraction form
    7,448.02/11,173.47 = 2,518.46/x
  3. Step 3: Cross multiply
    7,448.02x = 11,173.47 × 2,518.46
  4. Step 4: Simplify right side
    7,448.02x = 28,139,913.85
  5. Step 5: Solve for x
    x = 28,139,913.85/7,448.02
  6. Step 6: Final answer
    x = 3,778.18

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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.