Home / 7,490.22-10,336.37-4,132.95

Finding the Fourth Proportional to 7,490.22, 10,336.37 and 4,132.95

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Solution

The fourth proportional to 7,490.22, 10,336.37 and 4,132.95 is: 5,703.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.22 : 10,336.37 = 4,132.95 : x
  2. Step 2: Convert to fraction form
    7,490.22/10,336.37 = 4,132.95/x
  3. Step 3: Cross multiply
    7,490.22x = 10,336.37 × 4,132.95
  4. Step 4: Simplify right side
    7,490.22x = 42,719,700.39
  5. Step 5: Solve for x
    x = 42,719,700.39/7,490.22
  6. Step 6: Final answer
    x = 5,703.40

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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.