Home / 9,214.55-13,810.88-5,310.89

Finding the Fourth Proportional to 9,214.55, 13,810.88 and 5,310.89

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Solution

The fourth proportional to 9,214.55, 13,810.88 and 5,310.89 is: 7,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.55 : 13,810.88 = 5,310.89 : x
  2. Step 2: Convert to fraction form
    9,214.55/13,810.88 = 5,310.89/x
  3. Step 3: Cross multiply
    9,214.55x = 13,810.88 × 5,310.89
  4. Step 4: Simplify right side
    9,214.55x = 73,348,008.71
  5. Step 5: Solve for x
    x = 73,348,008.71/9,214.55
  6. Step 6: Final answer
    x = 7,960.03

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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.