Home / 5,458.40-7,530.74-3,333.15

Finding the Fourth Proportional to 5,458.40, 7,530.74 and 3,333.15

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Solution

The fourth proportional to 5,458.40, 7,530.74 and 3,333.15 is: 4,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.40 : 7,530.74 = 3,333.15 : x
  2. Step 2: Convert to fraction form
    5,458.40/7,530.74 = 3,333.15/x
  3. Step 3: Cross multiply
    5,458.40x = 7,530.74 × 3,333.15
  4. Step 4: Simplify right side
    5,458.40x = 25,101,069.37
  5. Step 5: Solve for x
    x = 25,101,069.37/5,458.40
  6. Step 6: Final answer
    x = 4,598.62

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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.