Home / 6,527.49-9,005.58-4,290.57

Finding the Fourth Proportional to 6,527.49, 9,005.58 and 4,290.57

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Solution

The fourth proportional to 6,527.49, 9,005.58 and 4,290.57 is: 5,919.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.49 : 9,005.58 = 4,290.57 : x
  2. Step 2: Convert to fraction form
    6,527.49/9,005.58 = 4,290.57/x
  3. Step 3: Cross multiply
    6,527.49x = 9,005.58 × 4,290.57
  4. Step 4: Simplify right side
    6,527.49x = 38,639,071.38
  5. Step 5: Solve for x
    x = 38,639,071.38/6,527.49
  6. Step 6: Final answer
    x = 5,919.44

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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.