Home / 4,308.25-6,458.26-1,384.50

Finding the Fourth Proportional to 4,308.25, 6,458.26 and 1,384.50

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Solution

The fourth proportional to 4,308.25, 6,458.26 and 1,384.50 is: 2,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.25 : 6,458.26 = 1,384.50 : x
  2. Step 2: Convert to fraction form
    4,308.25/6,458.26 = 1,384.50/x
  3. Step 3: Cross multiply
    4,308.25x = 6,458.26 × 1,384.50
  4. Step 4: Simplify right side
    4,308.25x = 8,941,454.05
  5. Step 5: Solve for x
    x = 8,941,454.05/4,308.25
  6. Step 6: Final answer
    x = 2,075.43

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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.