Home / 10,620.04-14,655.24-5,903.98

Finding the Fourth Proportional to 10,620.04, 14,655.24 and 5,903.98

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Solution

The fourth proportional to 10,620.04, 14,655.24 and 5,903.98 is: 8,147.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620.04 : 14,655.24 = 5,903.98 : x
  2. Step 2: Convert to fraction form
    10,620.04/14,655.24 = 5,903.98/x
  3. Step 3: Cross multiply
    10,620.04x = 14,655.24 × 5,903.98
  4. Step 4: Simplify right side
    10,620.04x = 86,524,243.86
  5. Step 5: Solve for x
    x = 86,524,243.86/10,620.04
  6. Step 6: Final answer
    x = 8,147.26

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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.