Home / 5,235.37-7,853.05-1,340.08

Finding the Fourth Proportional to 5,235.37, 7,853.05 and 1,340.08

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Solution

The fourth proportional to 5,235.37, 7,853.05 and 1,340.08 is: 2,010.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.37 : 7,853.05 = 1,340.08 : x
  2. Step 2: Convert to fraction form
    5,235.37/7,853.05 = 1,340.08/x
  3. Step 3: Cross multiply
    5,235.37x = 7,853.05 × 1,340.08
  4. Step 4: Simplify right side
    5,235.37x = 10,523,697.29
  5. Step 5: Solve for x
    x = 10,523,697.29/5,235.37
  6. Step 6: Final answer
    x = 2,010.12

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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.