Home / 9,234.86-12,740.95-5,254.98

Finding the Fourth Proportional to 9,234.86, 12,740.95 and 5,254.98

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Solution

The fourth proportional to 9,234.86, 12,740.95 and 5,254.98 is: 7,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.86 : 12,740.95 = 5,254.98 : x
  2. Step 2: Convert to fraction form
    9,234.86/12,740.95 = 5,254.98/x
  3. Step 3: Cross multiply
    9,234.86x = 12,740.95 × 5,254.98
  4. Step 4: Simplify right side
    9,234.86x = 66,953,366.66
  5. Step 5: Solve for x
    x = 66,953,366.66/9,234.86
  6. Step 6: Final answer
    x = 7,250.07

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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.