Home / 8,973.40-13,464.54-6,357.76

Finding the Fourth Proportional to 8,973.40, 13,464.54 and 6,357.76

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Solution

The fourth proportional to 8,973.40, 13,464.54 and 6,357.76 is: 9,539.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.40 : 13,464.54 = 6,357.76 : x
  2. Step 2: Convert to fraction form
    8,973.40/13,464.54 = 6,357.76/x
  3. Step 3: Cross multiply
    8,973.40x = 13,464.54 × 6,357.76
  4. Step 4: Simplify right side
    8,973.40x = 85,604,313.83
  5. Step 5: Solve for x
    x = 85,604,313.83/8,973.40
  6. Step 6: Final answer
    x = 9,539.79

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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.