Home / 9,326.45-13,980.70-5,985.35

Finding the Fourth Proportional to 9,326.45, 13,980.70 and 5,985.35

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Solution

The fourth proportional to 9,326.45, 13,980.70 and 5,985.35 is: 8,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.45 : 13,980.70 = 5,985.35 : x
  2. Step 2: Convert to fraction form
    9,326.45/13,980.70 = 5,985.35/x
  3. Step 3: Cross multiply
    9,326.45x = 13,980.70 × 5,985.35
  4. Step 4: Simplify right side
    9,326.45x = 83,679,382.75
  5. Step 5: Solve for x
    x = 83,679,382.75/9,326.45
  6. Step 6: Final answer
    x = 8,972.27

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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.