Home / 8,316.86-11,477.12-4,539.92

Finding the Fourth Proportional to 8,316.86, 11,477.12 and 4,539.92

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Solution

The fourth proportional to 8,316.86, 11,477.12 and 4,539.92 is: 6,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.86 : 11,477.12 = 4,539.92 : x
  2. Step 2: Convert to fraction form
    8,316.86/11,477.12 = 4,539.92/x
  3. Step 3: Cross multiply
    8,316.86x = 11,477.12 × 4,539.92
  4. Step 4: Simplify right side
    8,316.86x = 52,105,126.55
  5. Step 5: Solve for x
    x = 52,105,126.55/8,316.86
  6. Step 6: Final answer
    x = 6,265.00

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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.