Home / 5,551.23-8,326.86-1,655.55

Finding the Fourth Proportional to 5,551.23, 8,326.86 and 1,655.55

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Solution

The fourth proportional to 5,551.23, 8,326.86 and 1,655.55 is: 2,483.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.23 : 8,326.86 = 1,655.55 : x
  2. Step 2: Convert to fraction form
    5,551.23/8,326.86 = 1,655.55/x
  3. Step 3: Cross multiply
    5,551.23x = 8,326.86 × 1,655.55
  4. Step 4: Simplify right side
    5,551.23x = 13,785,533.07
  5. Step 5: Solve for x
    x = 13,785,533.07/5,551.23
  6. Step 6: Final answer
    x = 2,483.33

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Double scale
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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.