Home / 10,075.74-13,910.60-6,675.63

Finding the Fourth Proportional to 10,075.74, 13,910.60 and 6,675.63

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Solution

The fourth proportional to 10,075.74, 13,910.60 and 6,675.63 is: 9,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075.74 : 13,910.60 = 6,675.63 : x
  2. Step 2: Convert to fraction form
    10,075.74/13,910.60 = 6,675.63/x
  3. Step 3: Cross multiply
    10,075.74x = 13,910.60 × 6,675.63
  4. Step 4: Simplify right side
    10,075.74x = 92,862,104.87
  5. Step 5: Solve for x
    x = 92,862,104.87/10,075.74
  6. Step 6: Final answer
    x = 9,216.40

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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.