Home / 4,680.92-6,459.36-3,688.76

Finding the Fourth Proportional to 4,680.92, 6,459.36 and 3,688.76

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Solution

The fourth proportional to 4,680.92, 6,459.36 and 3,688.76 is: 5,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.92 : 6,459.36 = 3,688.76 : x
  2. Step 2: Convert to fraction form
    4,680.92/6,459.36 = 3,688.76/x
  3. Step 3: Cross multiply
    4,680.92x = 6,459.36 × 3,688.76
  4. Step 4: Simplify right side
    4,680.92x = 23,827,028.79
  5. Step 5: Solve for x
    x = 23,827,028.79/4,680.92
  6. Step 6: Final answer
    x = 5,090.24

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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.