Home / 10,370.93-14,311.85-5,655.22

Finding the Fourth Proportional to 10,370.93, 14,311.85 and 5,655.22

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Solution

The fourth proportional to 10,370.93, 14,311.85 and 5,655.22 is: 7,804.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.93 : 14,311.85 = 5,655.22 : x
  2. Step 2: Convert to fraction form
    10,370.93/14,311.85 = 5,655.22/x
  3. Step 3: Cross multiply
    10,370.93x = 14,311.85 × 5,655.22
  4. Step 4: Simplify right side
    10,370.93x = 80,936,596.30
  5. Step 5: Solve for x
    x = 80,936,596.30/10,370.93
  6. Step 6: Final answer
    x = 7,804.18

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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.