Home / 4,338.48-6,504.84-1,415.76

Finding the Fourth Proportional to 4,338.48, 6,504.84 and 1,415.76

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Solution

The fourth proportional to 4,338.48, 6,504.84 and 1,415.76 is: 2,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.48 : 6,504.84 = 1,415.76 : x
  2. Step 2: Convert to fraction form
    4,338.48/6,504.84 = 1,415.76/x
  3. Step 3: Cross multiply
    4,338.48x = 6,504.84 × 1,415.76
  4. Step 4: Simplify right side
    4,338.48x = 9,209,292.28
  5. Step 5: Solve for x
    x = 9,209,292.28/4,338.48
  6. Step 6: Final answer
    x = 2,122.70

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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.