Home / 6,289.55-8,675.70-4,523.51

Finding the Fourth Proportional to 6,289.55, 8,675.70 and 4,523.51

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Solution

The fourth proportional to 6,289.55, 8,675.70 and 4,523.51 is: 6,239.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.55 : 8,675.70 = 4,523.51 : x
  2. Step 2: Convert to fraction form
    6,289.55/8,675.70 = 4,523.51/x
  3. Step 3: Cross multiply
    6,289.55x = 8,675.70 × 4,523.51
  4. Step 4: Simplify right side
    6,289.55x = 39,244,615.71
  5. Step 5: Solve for x
    x = 39,244,615.71/6,289.55
  6. Step 6: Final answer
    x = 6,239.65

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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.