Home / 8,827.61-13,238.96-6,341.72

Finding the Fourth Proportional to 8,827.61, 13,238.96 and 6,341.72

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Solution

The fourth proportional to 8,827.61, 13,238.96 and 6,341.72 is: 9,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.61 : 13,238.96 = 6,341.72 : x
  2. Step 2: Convert to fraction form
    8,827.61/13,238.96 = 6,341.72/x
  3. Step 3: Cross multiply
    8,827.61x = 13,238.96 × 6,341.72
  4. Step 4: Simplify right side
    8,827.61x = 83,957,679.51
  5. Step 5: Solve for x
    x = 83,957,679.51/8,827.61
  6. Step 6: Final answer
    x = 9,510.81

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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.