Home / 8,132.81-11,223.15-4,595.81

Finding the Fourth Proportional to 8,132.81, 11,223.15 and 4,595.81

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Solution

The fourth proportional to 8,132.81, 11,223.15 and 4,595.81 is: 6,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.81 : 11,223.15 = 4,595.81 : x
  2. Step 2: Convert to fraction form
    8,132.81/11,223.15 = 4,595.81/x
  3. Step 3: Cross multiply
    8,132.81x = 11,223.15 × 4,595.81
  4. Step 4: Simplify right side
    8,132.81x = 51,579,465.00
  5. Step 5: Solve for x
    x = 51,579,465.00/8,132.81
  6. Step 6: Final answer
    x = 6,342.15

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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.