Home / 4,875.80-7,314.05-2,409.96

Finding the Fourth Proportional to 4,875.80, 7,314.05 and 2,409.96

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Solution

The fourth proportional to 4,875.80, 7,314.05 and 2,409.96 is: 3,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.80 : 7,314.05 = 2,409.96 : x
  2. Step 2: Convert to fraction form
    4,875.80/7,314.05 = 2,409.96/x
  3. Step 3: Cross multiply
    4,875.80x = 7,314.05 × 2,409.96
  4. Step 4: Simplify right side
    4,875.80x = 17,626,567.26
  5. Step 5: Solve for x
    x = 17,626,567.26/4,875.80
  6. Step 6: Final answer
    x = 3,615.11

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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.