Home / 6,187.39-8,528.64-4,840.71

Finding the Fourth Proportional to 6,187.39, 8,528.64 and 4,840.71

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Solution

The fourth proportional to 6,187.39, 8,528.64 and 4,840.71 is: 6,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.39 : 8,528.64 = 4,840.71 : x
  2. Step 2: Convert to fraction form
    6,187.39/8,528.64 = 4,840.71/x
  3. Step 3: Cross multiply
    6,187.39x = 8,528.64 × 4,840.71
  4. Step 4: Simplify right side
    6,187.39x = 41,284,698.00
  5. Step 5: Solve for x
    x = 41,284,698.00/6,187.39
  6. Step 6: Final answer
    x = 6,672.40

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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.