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Finding the Fourth Proportional to 1,818.95, 2,510.08 and 1,033.00

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Solution

The fourth proportional to 1,818.95, 2,510.08 and 1,033.00 is: 1,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818.95 : 2,510.08 = 1,033.00 : x
  2. Step 2: Convert to fraction form
    1,818.95/2,510.08 = 1,033.00/x
  3. Step 3: Cross multiply
    1,818.95x = 2,510.08 × 1,033.00
  4. Step 4: Simplify right side
    1,818.95x = 2,592,903.78
  5. Step 5: Solve for x
    x = 2,592,903.78/1,818.95
  6. Step 6: Final answer
    x = 1,425.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.