Home / 10,370.98-14,311.92-5,655.25

Finding the Fourth Proportional to 10,370.98, 14,311.92 and 5,655.25

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Solution

The fourth proportional to 10,370.98, 14,311.92 and 5,655.25 is: 7,804.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.98 : 14,311.92 = 5,655.25 : x
  2. Step 2: Convert to fraction form
    10,370.98/14,311.92 = 5,655.25/x
  3. Step 3: Cross multiply
    10,370.98x = 14,311.92 × 5,655.25
  4. Step 4: Simplify right side
    10,370.98x = 80,937,485.58
  5. Step 5: Solve for x
    x = 80,937,485.58/10,370.98
  6. Step 6: Final answer
    x = 7,804.23

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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.