Home / 1,437.08-2,154.87-463.05

Finding the Fourth Proportional to 1,437.08, 2,154.87 and 463.05

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Solution

The fourth proportional to 1,437.08, 2,154.87 and 463.05 is: 694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.08 : 2,154.87 = 463.05 : x
  2. Step 2: Convert to fraction form
    1,437.08/2,154.87 = 463.05/x
  3. Step 3: Cross multiply
    1,437.08x = 2,154.87 × 463.05
  4. Step 4: Simplify right side
    1,437.08x = 997,812.55
  5. Step 5: Solve for x
    x = 997,812.55/1,437.08
  6. Step 6: Final answer
    x = 694.34

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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.