Home / 5,271.12-7,908.08-1,573.36

Finding the Fourth Proportional to 5,271.12, 7,908.08 and 1,573.36

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Solution

The fourth proportional to 5,271.12, 7,908.08 and 1,573.36 is: 2,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.12 : 7,908.08 = 1,573.36 : x
  2. Step 2: Convert to fraction form
    5,271.12/7,908.08 = 1,573.36/x
  3. Step 3: Cross multiply
    5,271.12x = 7,908.08 × 1,573.36
  4. Step 4: Simplify right side
    5,271.12x = 12,442,256.75
  5. Step 5: Solve for x
    x = 12,442,256.75/5,271.12
  6. Step 6: Final answer
    x = 2,360.46

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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.