Home / 12,741.09-17,583.16-7,075.93

Finding the Fourth Proportional to 12,741.09, 17,583.16 and 7,075.93

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Solution

The fourth proportional to 12,741.09, 17,583.16 and 7,075.93 is: 9,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,741.09 : 17,583.16 = 7,075.93 : x
  2. Step 2: Convert to fraction form
    12,741.09/17,583.16 = 7,075.93/x
  3. Step 3: Cross multiply
    12,741.09x = 17,583.16 × 7,075.93
  4. Step 4: Simplify right side
    12,741.09x = 124,417,209.34
  5. Step 5: Solve for x
    x = 124,417,209.34/12,741.09
  6. Step 6: Final answer
    x = 9,765.04

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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.