Home / 9,475.46-13,070.40-6,112.88

Finding the Fourth Proportional to 9,475.46, 13,070.40 and 6,112.88

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Solution

The fourth proportional to 9,475.46, 13,070.40 and 6,112.88 is: 8,432.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.46 : 13,070.40 = 6,112.88 : x
  2. Step 2: Convert to fraction form
    9,475.46/13,070.40 = 6,112.88/x
  3. Step 3: Cross multiply
    9,475.46x = 13,070.40 × 6,112.88
  4. Step 4: Simplify right side
    9,475.46x = 79,897,786.75
  5. Step 5: Solve for x
    x = 79,897,786.75/9,475.46
  6. Step 6: Final answer
    x = 8,432.07

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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.