Home / 2,868.64-4,303.50-1,225.18

Finding the Fourth Proportional to 2,868.64, 4,303.50 and 1,225.18

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Solution

The fourth proportional to 2,868.64, 4,303.50 and 1,225.18 is: 1,838.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.64 : 4,303.50 = 1,225.18 : x
  2. Step 2: Convert to fraction form
    2,868.64/4,303.50 = 1,225.18/x
  3. Step 3: Cross multiply
    2,868.64x = 4,303.50 × 1,225.18
  4. Step 4: Simplify right side
    2,868.64x = 5,272,562.13
  5. Step 5: Solve for x
    x = 5,272,562.13/2,868.64
  6. Step 6: Final answer
    x = 1,838.00

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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.