Home / 2,492.15-3,438.69-1,497.06

Finding the Fourth Proportional to 2,492.15, 3,438.69 and 1,497.06

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Solution

The fourth proportional to 2,492.15, 3,438.69 and 1,497.06 is: 2,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.15 : 3,438.69 = 1,497.06 : x
  2. Step 2: Convert to fraction form
    2,492.15/3,438.69 = 1,497.06/x
  3. Step 3: Cross multiply
    2,492.15x = 3,438.69 × 1,497.06
  4. Step 4: Simplify right side
    2,492.15x = 5,147,919.64
  5. Step 5: Solve for x
    x = 5,147,919.64/2,492.15
  6. Step 6: Final answer
    x = 2,065.66

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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.