Home / 8,245.85-11,377.40-4,708.98

Finding the Fourth Proportional to 8,245.85, 11,377.40 and 4,708.98

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Solution

The fourth proportional to 8,245.85, 11,377.40 and 4,708.98 is: 6,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.85 : 11,377.40 = 4,708.98 : x
  2. Step 2: Convert to fraction form
    8,245.85/11,377.40 = 4,708.98/x
  3. Step 3: Cross multiply
    8,245.85x = 11,377.40 × 4,708.98
  4. Step 4: Simplify right side
    8,245.85x = 53,575,925.51
  5. Step 5: Solve for x
    x = 53,575,925.51/8,245.85
  6. Step 6: Final answer
    x = 6,497.32

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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.