Home / 6,360.56-8,778.04-3,528.08

Finding the Fourth Proportional to 6,360.56, 8,778.04 and 3,528.08

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Solution

The fourth proportional to 6,360.56, 8,778.04 and 3,528.08 is: 4,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.56 : 8,778.04 = 3,528.08 : x
  2. Step 2: Convert to fraction form
    6,360.56/8,778.04 = 3,528.08/x
  3. Step 3: Cross multiply
    6,360.56x = 8,778.04 × 3,528.08
  4. Step 4: Simplify right side
    6,360.56x = 30,969,627.36
  5. Step 5: Solve for x
    x = 30,969,627.36/6,360.56
  6. Step 6: Final answer
    x = 4,869.01

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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.