Home / 9,838.58-13,577.04-5,362.36

Finding the Fourth Proportional to 9,838.58, 13,577.04 and 5,362.36

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Solution

The fourth proportional to 9,838.58, 13,577.04 and 5,362.36 is: 7,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.58 : 13,577.04 = 5,362.36 : x
  2. Step 2: Convert to fraction form
    9,838.58/13,577.04 = 5,362.36/x
  3. Step 3: Cross multiply
    9,838.58x = 13,577.04 × 5,362.36
  4. Step 4: Simplify right side
    9,838.58x = 72,804,976.21
  5. Step 5: Solve for x
    x = 72,804,976.21/9,838.58
  6. Step 6: Final answer
    x = 7,399.95

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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.