Home / 4,938.08-7,406.96-1,240.35

Finding the Fourth Proportional to 4,938.08, 7,406.96 and 1,240.35

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Solution

The fourth proportional to 4,938.08, 7,406.96 and 1,240.35 is: 1,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.08 : 7,406.96 = 1,240.35 : x
  2. Step 2: Convert to fraction form
    4,938.08/7,406.96 = 1,240.35/x
  3. Step 3: Cross multiply
    4,938.08x = 7,406.96 × 1,240.35
  4. Step 4: Simplify right side
    4,938.08x = 9,187,216.63
  5. Step 5: Solve for x
    x = 9,187,216.63/4,938.08
  6. Step 6: Final answer
    x = 1,860.49

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Double scale
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Similar ratio
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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.