Home / 4,329.42-6,492.78-1,407.06

Finding the Fourth Proportional to 4,329.42, 6,492.78 and 1,407.06

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Solution

The fourth proportional to 4,329.42, 6,492.78 and 1,407.06 is: 2,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.42 : 6,492.78 = 1,407.06 : x
  2. Step 2: Convert to fraction form
    4,329.42/6,492.78 = 1,407.06/x
  3. Step 3: Cross multiply
    4,329.42x = 6,492.78 × 1,407.06
  4. Step 4: Simplify right side
    4,329.42x = 9,135,731.03
  5. Step 5: Solve for x
    x = 9,135,731.03/4,329.42
  6. Step 6: Final answer
    x = 2,110.15

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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.