Home / 5,483.80-7,567.65-3,126.07

Finding the Fourth Proportional to 5,483.80, 7,567.65 and 3,126.07

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Solution

The fourth proportional to 5,483.80, 7,567.65 and 3,126.07 is: 4,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.80 : 7,567.65 = 3,126.07 : x
  2. Step 2: Convert to fraction form
    5,483.80/7,567.65 = 3,126.07/x
  3. Step 3: Cross multiply
    5,483.80x = 7,567.65 × 3,126.07
  4. Step 4: Simplify right side
    5,483.80x = 23,657,003.64
  5. Step 5: Solve for x
    x = 23,657,003.64/5,483.80
  6. Step 6: Final answer
    x = 4,313.98

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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.