Home / 7,284.39-10,054.05-4,631.28

Finding the Fourth Proportional to 7,284.39, 10,054.05 and 4,631.28

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Solution

The fourth proportional to 7,284.39, 10,054.05 and 4,631.28 is: 6,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.39 : 10,054.05 = 4,631.28 : x
  2. Step 2: Convert to fraction form
    7,284.39/10,054.05 = 4,631.28/x
  3. Step 3: Cross multiply
    7,284.39x = 10,054.05 × 4,631.28
  4. Step 4: Simplify right side
    7,284.39x = 46,563,120.68
  5. Step 5: Solve for x
    x = 46,563,120.68/7,284.39
  6. Step 6: Final answer
    x = 6,392.18

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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.