Home / 6,360.53-8,779.59-4,118.45

Finding the Fourth Proportional to 6,360.53, 8,779.59 and 4,118.45

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Solution

The fourth proportional to 6,360.53, 8,779.59 and 4,118.45 is: 5,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.53 : 8,779.59 = 4,118.45 : x
  2. Step 2: Convert to fraction form
    6,360.53/8,779.59 = 4,118.45/x
  3. Step 3: Cross multiply
    6,360.53x = 8,779.59 × 4,118.45
  4. Step 4: Simplify right side
    6,360.53x = 36,158,258.54
  5. Step 5: Solve for x
    x = 36,158,258.54/6,360.53
  6. Step 6: Final answer
    x = 5,684.79

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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.