Home / 4,461.21-6,693.17-1,688.73

Finding the Fourth Proportional to 4,461.21, 6,693.17 and 1,688.73

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Solution

The fourth proportional to 4,461.21, 6,693.17 and 1,688.73 is: 2,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.21 : 6,693.17 = 1,688.73 : x
  2. Step 2: Convert to fraction form
    4,461.21/6,693.17 = 1,688.73/x
  3. Step 3: Cross multiply
    4,461.21x = 6,693.17 × 1,688.73
  4. Step 4: Simplify right side
    4,461.21x = 11,302,948.53
  5. Step 5: Solve for x
    x = 11,302,948.53/4,461.21
  6. Step 6: Final answer
    x = 2,533.61

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Half scale
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Double scale
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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.