Home / 8,973.28-13,458.86-2,399.98

Finding the Fourth Proportional to 8,973.28, 13,458.86 and 2,399.98

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Solution

The fourth proportional to 8,973.28, 13,458.86 and 2,399.98 is: 3,599.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.28 : 13,458.86 = 2,399.98 : x
  2. Step 2: Convert to fraction form
    8,973.28/13,458.86 = 2,399.98/x
  3. Step 3: Cross multiply
    8,973.28x = 13,458.86 × 2,399.98
  4. Step 4: Simplify right side
    8,973.28x = 32,300,927.53
  5. Step 5: Solve for x
    x = 32,300,927.53/8,973.28
  6. Step 6: Final answer
    x = 3,599.68

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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.