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Finding the Fourth Proportional to 6,527.91, 9,013.19 and 4,013.37

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Solution

The fourth proportional to 6,527.91, 9,013.19 and 4,013.37 is: 5,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.91 : 9,013.19 = 4,013.37 : x
  2. Step 2: Convert to fraction form
    6,527.91/9,013.19 = 4,013.37/x
  3. Step 3: Cross multiply
    6,527.91x = 9,013.19 × 4,013.37
  4. Step 4: Simplify right side
    6,527.91x = 36,173,246.28
  5. Step 5: Solve for x
    x = 36,173,246.28/6,527.91
  6. Step 6: Final answer
    x = 5,541.32

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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.