Home / 5,221.08-7,200.90-4,590.27

Finding the Fourth Proportional to 5,221.08, 7,200.90 and 4,590.27

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Solution

The fourth proportional to 5,221.08, 7,200.90 and 4,590.27 is: 6,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221.08 : 7,200.90 = 4,590.27 : x
  2. Step 2: Convert to fraction form
    5,221.08/7,200.90 = 4,590.27/x
  3. Step 3: Cross multiply
    5,221.08x = 7,200.90 × 4,590.27
  4. Step 4: Simplify right side
    5,221.08x = 33,054,075.24
  5. Step 5: Solve for x
    x = 33,054,075.24/5,221.08
  6. Step 6: Final answer
    x = 6,330.89

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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.