Home / 3,018.55-4,526.61-1,262.40

Finding the Fourth Proportional to 3,018.55, 4,526.61 and 1,262.40

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Solution

The fourth proportional to 3,018.55, 4,526.61 and 1,262.40 is: 1,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.55 : 4,526.61 = 1,262.40 : x
  2. Step 2: Convert to fraction form
    3,018.55/4,526.61 = 1,262.40/x
  3. Step 3: Cross multiply
    3,018.55x = 4,526.61 × 1,262.40
  4. Step 4: Simplify right side
    3,018.55x = 5,714,392.46
  5. Step 5: Solve for x
    x = 5,714,392.46/3,018.55
  6. Step 6: Final answer
    x = 1,893.09

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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.