Home / 7,795.80-11,702.52-4,875.84

Finding the Fourth Proportional to 7,795.80, 11,702.52 and 4,875.84

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Solution

The fourth proportional to 7,795.80, 11,702.52 and 4,875.84 is: 7,319.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.80 : 11,702.52 = 4,875.84 : x
  2. Step 2: Convert to fraction form
    7,795.80/11,702.52 = 4,875.84/x
  3. Step 3: Cross multiply
    7,795.80x = 11,702.52 × 4,875.84
  4. Step 4: Simplify right side
    7,795.80x = 57,059,615.12
  5. Step 5: Solve for x
    x = 57,059,615.12/7,795.80
  6. Step 6: Final answer
    x = 7,319.28

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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.