Home / 9,360.93-12,902.67-6,636.36

Finding the Fourth Proportional to 9,360.93, 12,902.67 and 6,636.36

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Solution

The fourth proportional to 9,360.93, 12,902.67 and 6,636.36 is: 9,147.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.93 : 12,902.67 = 6,636.36 : x
  2. Step 2: Convert to fraction form
    9,360.93/12,902.67 = 6,636.36/x
  3. Step 3: Cross multiply
    9,360.93x = 12,902.67 × 6,636.36
  4. Step 4: Simplify right side
    9,360.93x = 85,626,827.99
  5. Step 5: Solve for x
    x = 85,626,827.99/9,360.93
  6. Step 6: Final answer
    x = 9,147.26

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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.