Home / 5,551.51-8,326.81-1,655.92

Finding the Fourth Proportional to 5,551.51, 8,326.81 and 1,655.92

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Solution

The fourth proportional to 5,551.51, 8,326.81 and 1,655.92 is: 2,483.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.51 : 8,326.81 = 1,655.92 : x
  2. Step 2: Convert to fraction form
    5,551.51/8,326.81 = 1,655.92/x
  3. Step 3: Cross multiply
    5,551.51x = 8,326.81 × 1,655.92
  4. Step 4: Simplify right side
    5,551.51x = 13,788,531.22
  5. Step 5: Solve for x
    x = 13,788,531.22/5,551.51
  6. Step 6: Final answer
    x = 2,483.74

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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.