Home / 7,474.18-10,313.96-4,116.35

Finding the Fourth Proportional to 7,474.18, 10,313.96 and 4,116.35

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Solution

The fourth proportional to 7,474.18, 10,313.96 and 4,116.35 is: 5,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.18 : 10,313.96 = 4,116.35 : x
  2. Step 2: Convert to fraction form
    7,474.18/10,313.96 = 4,116.35/x
  3. Step 3: Cross multiply
    7,474.18x = 10,313.96 × 4,116.35
  4. Step 4: Simplify right side
    7,474.18x = 42,455,848.66
  5. Step 5: Solve for x
    x = 42,455,848.66/7,474.18
  6. Step 6: Final answer
    x = 5,680.34

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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.