Home / 5,045.26-6,962.88-2,807.56

Finding the Fourth Proportional to 5,045.26, 6,962.88 and 2,807.56

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Solution

The fourth proportional to 5,045.26, 6,962.88 and 2,807.56 is: 3,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.26 : 6,962.88 = 2,807.56 : x
  2. Step 2: Convert to fraction form
    5,045.26/6,962.88 = 2,807.56/x
  3. Step 3: Cross multiply
    5,045.26x = 6,962.88 × 2,807.56
  4. Step 4: Simplify right side
    5,045.26x = 19,548,703.37
  5. Step 5: Solve for x
    x = 19,548,703.37/5,045.26
  6. Step 6: Final answer
    x = 3,874.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.