Home / 5,573.15-7,686.68-4,080.53

Finding the Fourth Proportional to 5,573.15, 7,686.68 and 4,080.53

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Solution

The fourth proportional to 5,573.15, 7,686.68 and 4,080.53 is: 5,628.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.15 : 7,686.68 = 4,080.53 : x
  2. Step 2: Convert to fraction form
    5,573.15/7,686.68 = 4,080.53/x
  3. Step 3: Cross multiply
    5,573.15x = 7,686.68 × 4,080.53
  4. Step 4: Simplify right side
    5,573.15x = 31,365,669.50
  5. Step 5: Solve for x
    x = 31,365,669.50/5,573.15
  6. Step 6: Final answer
    x = 5,628.00

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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.