Home / 8,810.01-12,158.10-4,831.56

Finding the Fourth Proportional to 8,810.01, 12,158.10 and 4,831.56

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Solution

The fourth proportional to 8,810.01, 12,158.10 and 4,831.56 is: 6,667.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.01 : 12,158.10 = 4,831.56 : x
  2. Step 2: Convert to fraction form
    8,810.01/12,158.10 = 4,831.56/x
  3. Step 3: Cross multiply
    8,810.01x = 12,158.10 × 4,831.56
  4. Step 4: Simplify right side
    8,810.01x = 58,742,589.64
  5. Step 5: Solve for x
    x = 58,742,589.64/8,810.01
  6. Step 6: Final answer
    x = 6,667.71

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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.