Home / 9,217.66-12,710.33-6,228.31

Finding the Fourth Proportional to 9,217.66, 12,710.33 and 6,228.31

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Solution

The fourth proportional to 9,217.66, 12,710.33 and 6,228.31 is: 8,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.66 : 12,710.33 = 6,228.31 : x
  2. Step 2: Convert to fraction form
    9,217.66/12,710.33 = 6,228.31/x
  3. Step 3: Cross multiply
    9,217.66x = 12,710.33 × 6,228.31
  4. Step 4: Simplify right side
    9,217.66x = 79,163,875.44
  5. Step 5: Solve for x
    x = 79,163,875.44/9,217.66
  6. Step 6: Final answer
    x = 8,588.28

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1.5x scale

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.