Home / 7,352.12-11,031.69-6,384.98

Finding the Fourth Proportional to 7,352.12, 11,031.69 and 6,384.98

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Solution

The fourth proportional to 7,352.12, 11,031.69 and 6,384.98 is: 9,580.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.12 : 11,031.69 = 6,384.98 : x
  2. Step 2: Convert to fraction form
    7,352.12/11,031.69 = 6,384.98/x
  3. Step 3: Cross multiply
    7,352.12x = 11,031.69 × 6,384.98
  4. Step 4: Simplify right side
    7,352.12x = 70,437,120.02
  5. Step 5: Solve for x
    x = 70,437,120.02/7,352.12
  6. Step 6: Final answer
    x = 9,580.52

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1.5x scale

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.