Home / 9,381.72-12,952.80-6,025.98

Finding the Fourth Proportional to 9,381.72, 12,952.80 and 6,025.98

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Solution

The fourth proportional to 9,381.72, 12,952.80 and 6,025.98 is: 8,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381.72 : 12,952.80 = 6,025.98 : x
  2. Step 2: Convert to fraction form
    9,381.72/12,952.80 = 6,025.98/x
  3. Step 3: Cross multiply
    9,381.72x = 12,952.80 × 6,025.98
  4. Step 4: Simplify right side
    9,381.72x = 78,053,313.74
  5. Step 5: Solve for x
    x = 78,053,313.74/9,381.72
  6. Step 6: Final answer
    x = 8,319.72

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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.