Home / 1,553.23-2,331.06-1,541.08

Finding the Fourth Proportional to 1,553.23, 2,331.06 and 1,541.08

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Solution

The fourth proportional to 1,553.23, 2,331.06 and 1,541.08 is: 2,312.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553.23 : 2,331.06 = 1,541.08 : x
  2. Step 2: Convert to fraction form
    1,553.23/2,331.06 = 1,541.08/x
  3. Step 3: Cross multiply
    1,553.23x = 2,331.06 × 1,541.08
  4. Step 4: Simplify right side
    1,553.23x = 3,592,349.94
  5. Step 5: Solve for x
    x = 3,592,349.94/1,553.23
  6. Step 6: Final answer
    x = 2,312.83

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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.