Home / 1,551.98-2,141.08-1,027.10

Finding the Fourth Proportional to 1,551.98, 2,141.08 and 1,027.10

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Solution

The fourth proportional to 1,551.98, 2,141.08 and 1,027.10 is: 1,416.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.98 : 2,141.08 = 1,027.10 : x
  2. Step 2: Convert to fraction form
    1,551.98/2,141.08 = 1,027.10/x
  3. Step 3: Cross multiply
    1,551.98x = 2,141.08 × 1,027.10
  4. Step 4: Simplify right side
    1,551.98x = 2,199,089.99
  5. Step 5: Solve for x
    x = 2,199,089.99/1,551.98
  6. Step 6: Final answer
    x = 1,416.96

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1.5x scale

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.