Home / 5,256.45-7,254.95-3,019.86

Finding the Fourth Proportional to 5,256.45, 7,254.95 and 3,019.86

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Solution

The fourth proportional to 5,256.45, 7,254.95 and 3,019.86 is: 4,168.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.45 : 7,254.95 = 3,019.86 : x
  2. Step 2: Convert to fraction form
    5,256.45/7,254.95 = 3,019.86/x
  3. Step 3: Cross multiply
    5,256.45x = 7,254.95 × 3,019.86
  4. Step 4: Simplify right side
    5,256.45x = 21,908,933.31
  5. Step 5: Solve for x
    x = 21,908,933.31/5,256.45
  6. Step 6: Final answer
    x = 4,168.01

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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.