Home / 12,708.90-19,075.02-6,473.34

Finding the Fourth Proportional to 12,708.90, 19,075.02 and 6,473.34

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Solution

The fourth proportional to 12,708.90, 19,075.02 and 6,473.34 is: 9,715.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,708.90 : 19,075.02 = 6,473.34 : x
  2. Step 2: Convert to fraction form
    12,708.90/19,075.02 = 6,473.34/x
  3. Step 3: Cross multiply
    12,708.90x = 19,075.02 × 6,473.34
  4. Step 4: Simplify right side
    12,708.90x = 123,479,089.97
  5. Step 5: Solve for x
    x = 123,479,089.97/12,708.90
  6. Step 6: Final answer
    x = 9,715.95

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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.