Home / 2,864.64-4,288.45-1,562.16

Finding the Fourth Proportional to 2,864.64, 4,288.45 and 1,562.16

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Solution

The fourth proportional to 2,864.64, 4,288.45 and 1,562.16 is: 2,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.64 : 4,288.45 = 1,562.16 : x
  2. Step 2: Convert to fraction form
    2,864.64/4,288.45 = 1,562.16/x
  3. Step 3: Cross multiply
    2,864.64x = 4,288.45 × 1,562.16
  4. Step 4: Simplify right side
    2,864.64x = 6,699,225.06
  5. Step 5: Solve for x
    x = 6,699,225.06/2,864.64
  6. Step 6: Final answer
    x = 2,338.60

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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.