Home / 4,705.13-6,492.97-2,688.63

Finding the Fourth Proportional to 4,705.13, 6,492.97 and 2,688.63

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Solution

The fourth proportional to 4,705.13, 6,492.97 and 2,688.63 is: 3,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.13 : 6,492.97 = 2,688.63 : x
  2. Step 2: Convert to fraction form
    4,705.13/6,492.97 = 2,688.63/x
  3. Step 3: Cross multiply
    4,705.13x = 6,492.97 × 2,688.63
  4. Step 4: Simplify right side
    4,705.13x = 17,457,193.93
  5. Step 5: Solve for x
    x = 17,457,193.93/4,705.13
  6. Step 6: Final answer
    x = 3,710.25

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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.