Home / 7,940.63-10,957.68-4,403.77

Finding the Fourth Proportional to 7,940.63, 10,957.68 and 4,403.77

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Solution

The fourth proportional to 7,940.63, 10,957.68 and 4,403.77 is: 6,076.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940.63 : 10,957.68 = 4,403.77 : x
  2. Step 2: Convert to fraction form
    7,940.63/10,957.68 = 4,403.77/x
  3. Step 3: Cross multiply
    7,940.63x = 10,957.68 × 4,403.77
  4. Step 4: Simplify right side
    7,940.63x = 48,255,075.06
  5. Step 5: Solve for x
    x = 48,255,075.06/7,940.63
  6. Step 6: Final answer
    x = 6,076.98

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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.