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Finding the Fourth Proportional to 1,818.91, 2,510.08 and 1,032.94

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Solution

The fourth proportional to 1,818.91, 2,510.08 and 1,032.94 is: 1,425.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818.91 : 2,510.08 = 1,032.94 : x
  2. Step 2: Convert to fraction form
    1,818.91/2,510.08 = 1,032.94/x
  3. Step 3: Cross multiply
    1,818.91x = 2,510.08 × 1,032.94
  4. Step 4: Simplify right side
    1,818.91x = 2,592,753.18
  5. Step 5: Solve for x
    x = 2,592,753.18/1,818.91
  6. Step 6: Final answer
    x = 1,425.45

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1.5x scale

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.