Home / 8,488.40-11,714.73-4,952.75

Finding the Fourth Proportional to 8,488.40, 11,714.73 and 4,952.75

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Solution

The fourth proportional to 8,488.40, 11,714.73 and 4,952.75 is: 6,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488.40 : 11,714.73 = 4,952.75 : x
  2. Step 2: Convert to fraction form
    8,488.40/11,714.73 = 4,952.75/x
  3. Step 3: Cross multiply
    8,488.40x = 11,714.73 × 4,952.75
  4. Step 4: Simplify right side
    8,488.40x = 58,020,051.86
  5. Step 5: Solve for x
    x = 58,020,051.86/8,488.40
  6. Step 6: Final answer
    x = 6,835.22

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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.