Home / 7,749.02-10,692.79-4,391.77

Finding the Fourth Proportional to 7,749.02, 10,692.79 and 4,391.77

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Solution

The fourth proportional to 7,749.02, 10,692.79 and 4,391.77 is: 6,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.02 : 10,692.79 = 4,391.77 : x
  2. Step 2: Convert to fraction form
    7,749.02/10,692.79 = 4,391.77/x
  3. Step 3: Cross multiply
    7,749.02x = 10,692.79 × 4,391.77
  4. Step 4: Simplify right side
    7,749.02x = 46,960,274.34
  5. Step 5: Solve for x
    x = 46,960,274.34/7,749.02
  6. Step 6: Final answer
    x = 6,060.16

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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.