Home / 4,695.10-6,478.68-2,705.74

Finding the Fourth Proportional to 4,695.10, 6,478.68 and 2,705.74

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Solution

The fourth proportional to 4,695.10, 6,478.68 and 2,705.74 is: 3,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.10 : 6,478.68 = 2,705.74 : x
  2. Step 2: Convert to fraction form
    4,695.10/6,478.68 = 2,705.74/x
  3. Step 3: Cross multiply
    4,695.10x = 6,478.68 × 2,705.74
  4. Step 4: Simplify right side
    4,695.10x = 17,529,617.57
  5. Step 5: Solve for x
    x = 17,529,617.57/4,695.10
  6. Step 6: Final answer
    x = 3,733.60

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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.