Home / 9,277.08-13,880.71-5,706.78

Finding the Fourth Proportional to 9,277.08, 13,880.71 and 5,706.78

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Solution

The fourth proportional to 9,277.08, 13,880.71 and 5,706.78 is: 8,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,277.08 : 13,880.71 = 5,706.78 : x
  2. Step 2: Convert to fraction form
    9,277.08/13,880.71 = 5,706.78/x
  3. Step 3: Cross multiply
    9,277.08x = 13,880.71 × 5,706.78
  4. Step 4: Simplify right side
    9,277.08x = 79,214,158.21
  5. Step 5: Solve for x
    x = 79,214,158.21/9,277.08
  6. Step 6: Final answer
    x = 8,538.70

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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.