Home / 9,320.94-13,979.58-4,389.26

Finding the Fourth Proportional to 9,320.94, 13,979.58 and 4,389.26

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Solution

The fourth proportional to 9,320.94, 13,979.58 and 4,389.26 is: 6,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.94 : 13,979.58 = 4,389.26 : x
  2. Step 2: Convert to fraction form
    9,320.94/13,979.58 = 4,389.26/x
  3. Step 3: Cross multiply
    9,320.94x = 13,979.58 × 4,389.26
  4. Step 4: Simplify right side
    9,320.94x = 61,360,011.31
  5. Step 5: Solve for x
    x = 61,360,011.31/9,320.94
  6. Step 6: Final answer
    x = 6,583.03

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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.