Home / 8,394.09-11,585.59-5,325.95

Finding the Fourth Proportional to 8,394.09, 11,585.59 and 5,325.95

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Solution

The fourth proportional to 8,394.09, 11,585.59 and 5,325.95 is: 7,350.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.09 : 11,585.59 = 5,325.95 : x
  2. Step 2: Convert to fraction form
    8,394.09/11,585.59 = 5,325.95/x
  3. Step 3: Cross multiply
    8,394.09x = 11,585.59 × 5,325.95
  4. Step 4: Simplify right side
    8,394.09x = 61,704,246.43
  5. Step 5: Solve for x
    x = 61,704,246.43/8,394.09
  6. Step 6: Final answer
    x = 7,350.92

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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.