Home / 4,319.64-6,445.71-4,151.16

Finding the Fourth Proportional to 4,319.64, 6,445.71 and 4,151.16

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Solution

The fourth proportional to 4,319.64, 6,445.71 and 4,151.16 is: 6,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.64 : 6,445.71 = 4,151.16 : x
  2. Step 2: Convert to fraction form
    4,319.64/6,445.71 = 4,151.16/x
  3. Step 3: Cross multiply
    4,319.64x = 6,445.71 × 4,151.16
  4. Step 4: Simplify right side
    4,319.64x = 26,757,173.52
  5. Step 5: Solve for x
    x = 26,757,173.52/4,319.64
  6. Step 6: Final answer
    x = 6,194.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.