Home / 1,624.91-2,437.36-1,047.38

Finding the Fourth Proportional to 1,624.91, 2,437.36 and 1,047.38

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Solution

The fourth proportional to 1,624.91, 2,437.36 and 1,047.38 is: 1,571.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.91 : 2,437.36 = 1,047.38 : x
  2. Step 2: Convert to fraction form
    1,624.91/2,437.36 = 1,047.38/x
  3. Step 3: Cross multiply
    1,624.91x = 2,437.36 × 1,047.38
  4. Step 4: Simplify right side
    1,624.91x = 2,552,827.31
  5. Step 5: Solve for x
    x = 2,552,827.31/1,624.91
  6. Step 6: Final answer
    x = 1,571.06

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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.