Home / 4,705.01-6,492.20-2,688.07

Finding the Fourth Proportional to 4,705.01, 6,492.20 and 2,688.07

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Solution

The fourth proportional to 4,705.01, 6,492.20 and 2,688.07 is: 3,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.01 : 6,492.20 = 2,688.07 : x
  2. Step 2: Convert to fraction form
    4,705.01/6,492.20 = 2,688.07/x
  3. Step 3: Cross multiply
    4,705.01x = 6,492.20 × 2,688.07
  4. Step 4: Simplify right side
    4,705.01x = 17,451,513.07
  5. Step 5: Solve for x
    x = 17,451,513.07/4,705.01
  6. Step 6: Final answer
    x = 3,709.13

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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.