Home / 8,813.04-12,161.23-5,035.46

Finding the Fourth Proportional to 8,813.04, 12,161.23 and 5,035.46

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Solution

The fourth proportional to 8,813.04, 12,161.23 and 5,035.46 is: 6,948.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813.04 : 12,161.23 = 5,035.46 : x
  2. Step 2: Convert to fraction form
    8,813.04/12,161.23 = 5,035.46/x
  3. Step 3: Cross multiply
    8,813.04x = 12,161.23 × 5,035.46
  4. Step 4: Simplify right side
    8,813.04x = 61,237,313.82
  5. Step 5: Solve for x
    x = 61,237,313.82/8,813.04
  6. Step 6: Final answer
    x = 6,948.49

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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.