Home / 6,879.60-9,495.36-4,521.96

Finding the Fourth Proportional to 6,879.60, 9,495.36 and 4,521.96

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Solution

The fourth proportional to 6,879.60, 9,495.36 and 4,521.96 is: 6,241.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.60 : 9,495.36 = 4,521.96 : x
  2. Step 2: Convert to fraction form
    6,879.60/9,495.36 = 4,521.96/x
  3. Step 3: Cross multiply
    6,879.60x = 9,495.36 × 4,521.96
  4. Step 4: Simplify right side
    6,879.60x = 42,937,638.11
  5. Step 5: Solve for x
    x = 42,937,638.11/6,879.60
  6. Step 6: Final answer
    x = 6,241.30

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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.