Home / 9,192.60-13,788.90-6,276.60

Finding the Fourth Proportional to 9,192.60, 13,788.90 and 6,276.60

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Solution

The fourth proportional to 9,192.60, 13,788.90 and 6,276.60 is: 9,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.60 : 13,788.90 = 6,276.60 : x
  2. Step 2: Convert to fraction form
    9,192.60/13,788.90 = 6,276.60/x
  3. Step 3: Cross multiply
    9,192.60x = 13,788.90 × 6,276.60
  4. Step 4: Simplify right side
    9,192.60x = 86,547,409.74
  5. Step 5: Solve for x
    x = 86,547,409.74/9,192.60
  6. Step 6: Final answer
    x = 9,414.90

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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.