Home / 7,445.52-11,151.88-4,968.74

Finding the Fourth Proportional to 7,445.52, 11,151.88 and 4,968.74

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Solution

The fourth proportional to 7,445.52, 11,151.88 and 4,968.74 is: 7,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.52 : 11,151.88 = 4,968.74 : x
  2. Step 2: Convert to fraction form
    7,445.52/11,151.88 = 4,968.74/x
  3. Step 3: Cross multiply
    7,445.52x = 11,151.88 × 4,968.74
  4. Step 4: Simplify right side
    7,445.52x = 55,410,807.69
  5. Step 5: Solve for x
    x = 55,410,807.69/7,445.52
  6. Step 6: Final answer
    x = 7,442.17

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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.