Home / 10,677.63-16,012.80-3,655.74

Finding the Fourth Proportional to 10,677.63, 16,012.80 and 3,655.74

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Solution

The fourth proportional to 10,677.63, 16,012.80 and 3,655.74 is: 5,482.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,677.63 : 16,012.80 = 3,655.74 : x
  2. Step 2: Convert to fraction form
    10,677.63/16,012.80 = 3,655.74/x
  3. Step 3: Cross multiply
    10,677.63x = 16,012.80 × 3,655.74
  4. Step 4: Simplify right side
    10,677.63x = 58,538,633.47
  5. Step 5: Solve for x
    x = 58,538,633.47/10,677.63
  6. Step 6: Final answer
    x = 5,482.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.