Home / 7,807.45-11,710.41-4,296.30

Finding the Fourth Proportional to 7,807.45, 11,710.41 and 4,296.30

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Solution

The fourth proportional to 7,807.45, 11,710.41 and 4,296.30 is: 6,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807.45 : 11,710.41 = 4,296.30 : x
  2. Step 2: Convert to fraction form
    7,807.45/11,710.41 = 4,296.30/x
  3. Step 3: Cross multiply
    7,807.45x = 11,710.41 × 4,296.30
  4. Step 4: Simplify right side
    7,807.45x = 50,311,434.48
  5. Step 5: Solve for x
    x = 50,311,434.48/7,807.45
  6. Step 6: Final answer
    x = 6,444.03

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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.