Home / 11,541.12-15,923.21-7,060.20

Finding the Fourth Proportional to 11,541.12, 15,923.21 and 7,060.20

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Solution

The fourth proportional to 11,541.12, 15,923.21 and 7,060.20 is: 9,740.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.12 : 15,923.21 = 7,060.20 : x
  2. Step 2: Convert to fraction form
    11,541.12/15,923.21 = 7,060.20/x
  3. Step 3: Cross multiply
    11,541.12x = 15,923.21 × 7,060.20
  4. Step 4: Simplify right side
    11,541.12x = 112,421,011.94
  5. Step 5: Solve for x
    x = 112,421,011.94/11,541.12
  6. Step 6: Final answer
    x = 9,740.91

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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.