Home / 7,124.48-10,686.94-2,444.42

Finding the Fourth Proportional to 7,124.48, 10,686.94 and 2,444.42

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Solution

The fourth proportional to 7,124.48, 10,686.94 and 2,444.42 is: 3,666.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124.48 : 10,686.94 = 2,444.42 : x
  2. Step 2: Convert to fraction form
    7,124.48/10,686.94 = 2,444.42/x
  3. Step 3: Cross multiply
    7,124.48x = 10,686.94 × 2,444.42
  4. Step 4: Simplify right side
    7,124.48x = 26,123,405.51
  5. Step 5: Solve for x
    x = 26,123,405.51/7,124.48
  6. Step 6: Final answer
    x = 3,666.71

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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.