Home / 7,218.04-10,813.20-4,436.52

Finding the Fourth Proportional to 7,218.04, 10,813.20 and 4,436.52

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Solution

The fourth proportional to 7,218.04, 10,813.20 and 4,436.52 is: 6,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.04 : 10,813.20 = 4,436.52 : x
  2. Step 2: Convert to fraction form
    7,218.04/10,813.20 = 4,436.52/x
  3. Step 3: Cross multiply
    7,218.04x = 10,813.20 × 4,436.52
  4. Step 4: Simplify right side
    7,218.04x = 47,972,978.06
  5. Step 5: Solve for x
    x = 47,972,978.06/7,218.04
  6. Step 6: Final answer
    x = 6,646.26

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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.