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Finding the Fourth Proportional to 1,094.18, 1,510.11 and 652.05

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Solution

The fourth proportional to 1,094.18, 1,510.11 and 652.05 is: 899.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094.18 : 1,510.11 = 652.05 : x
  2. Step 2: Convert to fraction form
    1,094.18/1,510.11 = 652.05/x
  3. Step 3: Cross multiply
    1,094.18x = 1,510.11 × 652.05
  4. Step 4: Simplify right side
    1,094.18x = 984,667.23
  5. Step 5: Solve for x
    x = 984,667.23/1,094.18
  6. Step 6: Final answer
    x = 899.92

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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.