Home / 4,395.12-6,588.96-1,928.07

Finding the Fourth Proportional to 4,395.12, 6,588.96 and 1,928.07

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Solution

The fourth proportional to 4,395.12, 6,588.96 and 1,928.07 is: 2,890.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.12 : 6,588.96 = 1,928.07 : x
  2. Step 2: Convert to fraction form
    4,395.12/6,588.96 = 1,928.07/x
  3. Step 3: Cross multiply
    4,395.12x = 6,588.96 × 1,928.07
  4. Step 4: Simplify right side
    4,395.12x = 12,703,976.11
  5. Step 5: Solve for x
    x = 12,703,976.11/4,395.12
  6. Step 6: Final answer
    x = 2,890.47

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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.