Home / 9,098.93-13,639.64-2,854.58

Finding the Fourth Proportional to 9,098.93, 13,639.64 and 2,854.58

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Solution

The fourth proportional to 9,098.93, 13,639.64 and 2,854.58 is: 4,279.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.93 : 13,639.64 = 2,854.58 : x
  2. Step 2: Convert to fraction form
    9,098.93/13,639.64 = 2,854.58/x
  3. Step 3: Cross multiply
    9,098.93x = 13,639.64 × 2,854.58
  4. Step 4: Simplify right side
    9,098.93x = 38,935,361.08
  5. Step 5: Solve for x
    x = 38,935,361.08/9,098.93
  6. Step 6: Final answer
    x = 4,279.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.