Home / 3,118.98-4,674.56-1,559.42

Finding the Fourth Proportional to 3,118.98, 4,674.56 and 1,559.42

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Solution

The fourth proportional to 3,118.98, 4,674.56 and 1,559.42 is: 2,337.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.98 : 4,674.56 = 1,559.42 : x
  2. Step 2: Convert to fraction form
    3,118.98/4,674.56 = 1,559.42/x
  3. Step 3: Cross multiply
    3,118.98x = 4,674.56 × 1,559.42
  4. Step 4: Simplify right side
    3,118.98x = 7,289,602.36
  5. Step 5: Solve for x
    x = 7,289,602.36/3,118.98
  6. Step 6: Final answer
    x = 2,337.18

Related Problems

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Half scale
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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.