Home / 7,170.27-9,898.29-4,784.19

Finding the Fourth Proportional to 7,170.27, 9,898.29 and 4,784.19

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Solution

The fourth proportional to 7,170.27, 9,898.29 and 4,784.19 is: 6,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170.27 : 9,898.29 = 4,784.19 : x
  2. Step 2: Convert to fraction form
    7,170.27/9,898.29 = 4,784.19/x
  3. Step 3: Cross multiply
    7,170.27x = 9,898.29 × 4,784.19
  4. Step 4: Simplify right side
    7,170.27x = 47,355,300.04
  5. Step 5: Solve for x
    x = 47,355,300.04/7,170.27
  6. Step 6: Final answer
    x = 6,604.40

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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.