Home / 3,123.08-4,684.77-1,043.00

Finding the Fourth Proportional to 3,123.08, 4,684.77 and 1,043.00

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Solution

The fourth proportional to 3,123.08, 4,684.77 and 1,043.00 is: 1,564.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123.08 : 4,684.77 = 1,043.00 : x
  2. Step 2: Convert to fraction form
    3,123.08/4,684.77 = 1,043.00/x
  3. Step 3: Cross multiply
    3,123.08x = 4,684.77 × 1,043.00
  4. Step 4: Simplify right side
    3,123.08x = 4,886,186.47
  5. Step 5: Solve for x
    x = 4,886,186.47/3,123.08
  6. Step 6: Final answer
    x = 1,564.54

Related Problems

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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.