Home / 9,646.62-13,316.16-6,292.32

Finding the Fourth Proportional to 9,646.62, 13,316.16 and 6,292.32

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Solution

The fourth proportional to 9,646.62, 13,316.16 and 6,292.32 is: 8,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646.62 : 13,316.16 = 6,292.32 : x
  2. Step 2: Convert to fraction form
    9,646.62/13,316.16 = 6,292.32/x
  3. Step 3: Cross multiply
    9,646.62x = 13,316.16 × 6,292.32
  4. Step 4: Simplify right side
    9,646.62x = 83,789,539.89
  5. Step 5: Solve for x
    x = 83,789,539.89/9,646.62
  6. Step 6: Final answer
    x = 8,685.90

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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.