Home / 6,360.50-8,777.61-3,708.07

Finding the Fourth Proportional to 6,360.50, 8,777.61 and 3,708.07

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Solution

The fourth proportional to 6,360.50, 8,777.61 and 3,708.07 is: 5,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.50 : 8,777.61 = 3,708.07 : x
  2. Step 2: Convert to fraction form
    6,360.50/8,777.61 = 3,708.07/x
  3. Step 3: Cross multiply
    6,360.50x = 8,777.61 × 3,708.07
  4. Step 4: Simplify right side
    6,360.50x = 32,547,992.31
  5. Step 5: Solve for x
    x = 32,547,992.31/6,360.50
  6. Step 6: Final answer
    x = 5,117.21

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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.