Home / 7,400.24-10,214.52-4,258.64

Finding the Fourth Proportional to 7,400.24, 10,214.52 and 4,258.64

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Solution

The fourth proportional to 7,400.24, 10,214.52 and 4,258.64 is: 5,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.24 : 10,214.52 = 4,258.64 : x
  2. Step 2: Convert to fraction form
    7,400.24/10,214.52 = 4,258.64/x
  3. Step 3: Cross multiply
    7,400.24x = 10,214.52 × 4,258.64
  4. Step 4: Simplify right side
    7,400.24x = 43,499,963.45
  5. Step 5: Solve for x
    x = 43,499,963.45/7,400.24
  6. Step 6: Final answer
    x = 5,878.18

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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.