Home / 10,643.37-15,966.14-4,075.08

Finding the Fourth Proportional to 10,643.37, 15,966.14 and 4,075.08

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Solution

The fourth proportional to 10,643.37, 15,966.14 and 4,075.08 is: 6,113.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643.37 : 15,966.14 = 4,075.08 : x
  2. Step 2: Convert to fraction form
    10,643.37/15,966.14 = 4,075.08/x
  3. Step 3: Cross multiply
    10,643.37x = 15,966.14 × 4,075.08
  4. Step 4: Simplify right side
    10,643.37x = 65,063,277.42
  5. Step 5: Solve for x
    x = 65,063,277.42/10,643.37
  6. Step 6: Final answer
    x = 6,113.03

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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.