Home / 1,464.56-2,020.90-1,045.76

Finding the Fourth Proportional to 1,464.56, 2,020.90 and 1,045.76

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Solution

The fourth proportional to 1,464.56, 2,020.90 and 1,045.76 is: 1,443.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.56 : 2,020.90 = 1,045.76 : x
  2. Step 2: Convert to fraction form
    1,464.56/2,020.90 = 1,045.76/x
  3. Step 3: Cross multiply
    1,464.56x = 2,020.90 × 1,045.76
  4. Step 4: Simplify right side
    1,464.56x = 2,113,376.99
  5. Step 5: Solve for x
    x = 2,113,376.99/1,464.56
  6. Step 6: Final answer
    x = 1,443.02

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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.