Home / 4,526.37-6,788.70-1,405.98

Finding the Fourth Proportional to 4,526.37, 6,788.70 and 1,405.98

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Solution

The fourth proportional to 4,526.37, 6,788.70 and 1,405.98 is: 2,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526.37 : 6,788.70 = 1,405.98 : x
  2. Step 2: Convert to fraction form
    4,526.37/6,788.70 = 1,405.98/x
  3. Step 3: Cross multiply
    4,526.37x = 6,788.70 × 1,405.98
  4. Step 4: Simplify right side
    4,526.37x = 9,544,776.43
  5. Step 5: Solve for x
    x = 9,544,776.43/4,526.37
  6. Step 6: Final answer
    x = 2,108.70

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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.