Home / 10,599.40-15,904.50-4,364.20

Finding the Fourth Proportional to 10,599.40, 15,904.50 and 4,364.20

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Solution

The fourth proportional to 10,599.40, 15,904.50 and 4,364.20 is: 6,548.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,599.40 : 15,904.50 = 4,364.20 : x
  2. Step 2: Convert to fraction form
    10,599.40/15,904.50 = 4,364.20/x
  3. Step 3: Cross multiply
    10,599.40x = 15,904.50 × 4,364.20
  4. Step 4: Simplify right side
    10,599.40x = 69,410,418.90
  5. Step 5: Solve for x
    x = 69,410,418.90/10,599.40
  6. Step 6: Final answer
    x = 6,548.52

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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.