Home / 9,336.08-12,880.52-6,195.60

Finding the Fourth Proportional to 9,336.08, 12,880.52 and 6,195.60

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Solution

The fourth proportional to 9,336.08, 12,880.52 and 6,195.60 is: 8,547.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,336.08 : 12,880.52 = 6,195.60 : x
  2. Step 2: Convert to fraction form
    9,336.08/12,880.52 = 6,195.60/x
  3. Step 3: Cross multiply
    9,336.08x = 12,880.52 × 6,195.60
  4. Step 4: Simplify right side
    9,336.08x = 79,802,549.71
  5. Step 5: Solve for x
    x = 79,802,549.71/9,336.08
  6. Step 6: Final answer
    x = 8,547.76

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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.