Home / 5,573.07-7,690.68-3,055.05

Finding the Fourth Proportional to 5,573.07, 7,690.68 and 3,055.05

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Solution

The fourth proportional to 5,573.07, 7,690.68 and 3,055.05 is: 4,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.07 : 7,690.68 = 3,055.05 : x
  2. Step 2: Convert to fraction form
    5,573.07/7,690.68 = 3,055.05/x
  3. Step 3: Cross multiply
    5,573.07x = 7,690.68 × 3,055.05
  4. Step 4: Simplify right side
    5,573.07x = 23,495,411.93
  5. Step 5: Solve for x
    x = 23,495,411.93/5,573.07
  6. Step 6: Final answer
    x = 4,215.88

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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.