Home / 9,842.98-13,583.40-5,366.77

Finding the Fourth Proportional to 9,842.98, 13,583.40 and 5,366.77

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Solution

The fourth proportional to 9,842.98, 13,583.40 and 5,366.77 is: 7,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842.98 : 13,583.40 = 5,366.77 : x
  2. Step 2: Convert to fraction form
    9,842.98/13,583.40 = 5,366.77/x
  3. Step 3: Cross multiply
    9,842.98x = 13,583.40 × 5,366.77
  4. Step 4: Simplify right side
    9,842.98x = 72,898,983.62
  5. Step 5: Solve for x
    x = 72,898,983.62/9,842.98
  6. Step 6: Final answer
    x = 7,406.19

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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.