Home / 10,636.16-14,678.62-6,161.18

Finding the Fourth Proportional to 10,636.16, 14,678.62 and 6,161.18

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Solution

The fourth proportional to 10,636.16, 14,678.62 and 6,161.18 is: 8,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.16 : 14,678.62 = 6,161.18 : x
  2. Step 2: Convert to fraction form
    10,636.16/14,678.62 = 6,161.18/x
  3. Step 3: Cross multiply
    10,636.16x = 14,678.62 × 6,161.18
  4. Step 4: Simplify right side
    10,636.16x = 90,437,531.18
  5. Step 5: Solve for x
    x = 90,437,531.18/10,636.16
  6. Step 6: Final answer
    x = 8,502.84

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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.