Home / 8,471.11-11,688.96-4,693.34

Finding the Fourth Proportional to 8,471.11, 11,688.96 and 4,693.34

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Solution

The fourth proportional to 8,471.11, 11,688.96 and 4,693.34 is: 6,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,471.11 : 11,688.96 = 4,693.34 : x
  2. Step 2: Convert to fraction form
    8,471.11/11,688.96 = 4,693.34/x
  3. Step 3: Cross multiply
    8,471.11x = 11,688.96 × 4,693.34
  4. Step 4: Simplify right side
    8,471.11x = 54,860,263.53
  5. Step 5: Solve for x
    x = 54,860,263.53/8,471.11
  6. Step 6: Final answer
    x = 6,476.16

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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.