Home / 10,370.96-14,312.22-5,655.50

Finding the Fourth Proportional to 10,370.96, 14,312.22 and 5,655.50

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Solution

The fourth proportional to 10,370.96, 14,312.22 and 5,655.50 is: 7,804.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.96 : 14,312.22 = 5,655.50 : x
  2. Step 2: Convert to fraction form
    10,370.96/14,312.22 = 5,655.50/x
  3. Step 3: Cross multiply
    10,370.96x = 14,312.22 × 5,655.50
  4. Step 4: Simplify right side
    10,370.96x = 80,942,760.21
  5. Step 5: Solve for x
    x = 80,942,760.21/10,370.96
  6. Step 6: Final answer
    x = 7,804.75

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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.