Home / 1,416.08-2,109.52-1,373.09

Finding the Fourth Proportional to 1,416.08, 2,109.52 and 1,373.09

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Solution

The fourth proportional to 1,416.08, 2,109.52 and 1,373.09 is: 2,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416.08 : 2,109.52 = 1,373.09 : x
  2. Step 2: Convert to fraction form
    1,416.08/2,109.52 = 1,373.09/x
  3. Step 3: Cross multiply
    1,416.08x = 2,109.52 × 1,373.09
  4. Step 4: Simplify right side
    1,416.08x = 2,896,560.82
  5. Step 5: Solve for x
    x = 2,896,560.82/1,416.08
  6. Step 6: Final answer
    x = 2,045.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.