Home / 8,164.55-12,247.45-2,541.51

Finding the Fourth Proportional to 8,164.55, 12,247.45 and 2,541.51

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Solution

The fourth proportional to 8,164.55, 12,247.45 and 2,541.51 is: 3,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.55 : 12,247.45 = 2,541.51 : x
  2. Step 2: Convert to fraction form
    8,164.55/12,247.45 = 2,541.51/x
  3. Step 3: Cross multiply
    8,164.55x = 12,247.45 × 2,541.51
  4. Step 4: Simplify right side
    8,164.55x = 31,127,024.59
  5. Step 5: Solve for x
    x = 31,127,024.59/8,164.55
  6. Step 6: Final answer
    x = 3,812.46

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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.