Home / 7,020.08-9,679.85-4,783.27

Finding the Fourth Proportional to 7,020.08, 9,679.85 and 4,783.27

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Solution

The fourth proportional to 7,020.08, 9,679.85 and 4,783.27 is: 6,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.08 : 9,679.85 = 4,783.27 : x
  2. Step 2: Convert to fraction form
    7,020.08/9,679.85 = 4,783.27/x
  3. Step 3: Cross multiply
    7,020.08x = 9,679.85 × 4,783.27
  4. Step 4: Simplify right side
    7,020.08x = 46,301,287.99
  5. Step 5: Solve for x
    x = 46,301,287.99/7,020.08
  6. Step 6: Final answer
    x = 6,595.55

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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.