Home / 1,656.21-2,496.63-1,426.98

Finding the Fourth Proportional to 1,656.21, 2,496.63 and 1,426.98

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Solution

The fourth proportional to 1,656.21, 2,496.63 and 1,426.98 is: 2,151.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.21 : 2,496.63 = 1,426.98 : x
  2. Step 2: Convert to fraction form
    1,656.21/2,496.63 = 1,426.98/x
  3. Step 3: Cross multiply
    1,656.21x = 2,496.63 × 1,426.98
  4. Step 4: Simplify right side
    1,656.21x = 3,562,641.08
  5. Step 5: Solve for x
    x = 3,562,641.08/1,656.21
  6. Step 6: Final answer
    x = 2,151.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.