Home / 8,950.05-12,350.54-4,970.93

Finding the Fourth Proportional to 8,950.05, 12,350.54 and 4,970.93

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Solution

The fourth proportional to 8,950.05, 12,350.54 and 4,970.93 is: 6,859.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.05 : 12,350.54 = 4,970.93 : x
  2. Step 2: Convert to fraction form
    8,950.05/12,350.54 = 4,970.93/x
  3. Step 3: Cross multiply
    8,950.05x = 12,350.54 × 4,970.93
  4. Step 4: Simplify right side
    8,950.05x = 61,393,620.48
  5. Step 5: Solve for x
    x = 61,393,620.48/8,950.05
  6. Step 6: Final answer
    x = 6,859.58

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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.