Home / 9,070.08-13,612.80-4,968.96

Finding the Fourth Proportional to 9,070.08, 13,612.80 and 4,968.96

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Solution

The fourth proportional to 9,070.08, 13,612.80 and 4,968.96 is: 7,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.08 : 13,612.80 = 4,968.96 : x
  2. Step 2: Convert to fraction form
    9,070.08/13,612.80 = 4,968.96/x
  3. Step 3: Cross multiply
    9,070.08x = 13,612.80 × 4,968.96
  4. Step 4: Simplify right side
    9,070.08x = 67,641,458.69
  5. Step 5: Solve for x
    x = 67,641,458.69/9,070.08
  6. Step 6: Final answer
    x = 7,457.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.