Home / 4,325.63-6,490.47-1,553.45

Finding the Fourth Proportional to 4,325.63, 6,490.47 and 1,553.45

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Solution

The fourth proportional to 4,325.63, 6,490.47 and 1,553.45 is: 2,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.63 : 6,490.47 = 1,553.45 : x
  2. Step 2: Convert to fraction form
    4,325.63/6,490.47 = 1,553.45/x
  3. Step 3: Cross multiply
    4,325.63x = 6,490.47 × 1,553.45
  4. Step 4: Simplify right side
    4,325.63x = 10,082,620.62
  5. Step 5: Solve for x
    x = 10,082,620.62/4,325.63
  6. Step 6: Final answer
    x = 2,330.90

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1.5x scale

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.