Home / 3,572.39-4,925.59-3,074.16

Finding the Fourth Proportional to 3,572.39, 4,925.59 and 3,074.16

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Solution

The fourth proportional to 3,572.39, 4,925.59 and 3,074.16 is: 4,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.39 : 4,925.59 = 3,074.16 : x
  2. Step 2: Convert to fraction form
    3,572.39/4,925.59 = 3,074.16/x
  3. Step 3: Cross multiply
    3,572.39x = 4,925.59 × 3,074.16
  4. Step 4: Simplify right side
    3,572.39x = 15,142,051.75
  5. Step 5: Solve for x
    x = 15,142,051.75/3,572.39
  6. Step 6: Final answer
    x = 4,238.63

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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.