Home / 7,267.82-10,031.51-4,285.64

Finding the Fourth Proportional to 7,267.82, 10,031.51 and 4,285.64

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Solution

The fourth proportional to 7,267.82, 10,031.51 and 4,285.64 is: 5,915.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267.82 : 10,031.51 = 4,285.64 : x
  2. Step 2: Convert to fraction form
    7,267.82/10,031.51 = 4,285.64/x
  3. Step 3: Cross multiply
    7,267.82x = 10,031.51 × 4,285.64
  4. Step 4: Simplify right side
    7,267.82x = 42,991,440.52
  5. Step 5: Solve for x
    x = 42,991,440.52/7,267.82
  6. Step 6: Final answer
    x = 5,915.31

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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.