Home / 7,402.33-10,215.26-4,045.18

Finding the Fourth Proportional to 7,402.33, 10,215.26 and 4,045.18

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Solution

The fourth proportional to 7,402.33, 10,215.26 and 4,045.18 is: 5,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.33 : 10,215.26 = 4,045.18 : x
  2. Step 2: Convert to fraction form
    7,402.33/10,215.26 = 4,045.18/x
  3. Step 3: Cross multiply
    7,402.33x = 10,215.26 × 4,045.18
  4. Step 4: Simplify right side
    7,402.33x = 41,322,565.45
  5. Step 5: Solve for x
    x = 41,322,565.45/7,402.33
  6. Step 6: Final answer
    x = 5,582.37

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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.