Home / 9,214.55-13,811.47-3,666.40

Finding the Fourth Proportional to 9,214.55, 13,811.47 and 3,666.40

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Solution

The fourth proportional to 9,214.55, 13,811.47 and 3,666.40 is: 5,495.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.55 : 13,811.47 = 3,666.40 : x
  2. Step 2: Convert to fraction form
    9,214.55/13,811.47 = 3,666.40/x
  3. Step 3: Cross multiply
    9,214.55x = 13,811.47 × 3,666.40
  4. Step 4: Simplify right side
    9,214.55x = 50,638,373.61
  5. Step 5: Solve for x
    x = 50,638,373.61/9,214.55
  6. Step 6: Final answer
    x = 5,495.48

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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.