Home / 3,995.51-5,514.21-2,402.67

Finding the Fourth Proportional to 3,995.51, 5,514.21 and 2,402.67

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Solution

The fourth proportional to 3,995.51, 5,514.21 and 2,402.67 is: 3,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.51 : 5,514.21 = 2,402.67 : x
  2. Step 2: Convert to fraction form
    3,995.51/5,514.21 = 2,402.67/x
  3. Step 3: Cross multiply
    3,995.51x = 5,514.21 × 2,402.67
  4. Step 4: Simplify right side
    3,995.51x = 13,248,814.93
  5. Step 5: Solve for x
    x = 13,248,814.93/3,995.51
  6. Step 6: Final answer
    x = 3,315.93

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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.