Home / 9,106.41-12,566.63-5,127.48

Finding the Fourth Proportional to 9,106.41, 12,566.63 and 5,127.48

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Solution

The fourth proportional to 9,106.41, 12,566.63 and 5,127.48 is: 7,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.41 : 12,566.63 = 5,127.48 : x
  2. Step 2: Convert to fraction form
    9,106.41/12,566.63 = 5,127.48/x
  3. Step 3: Cross multiply
    9,106.41x = 12,566.63 × 5,127.48
  4. Step 4: Simplify right side
    9,106.41x = 64,435,118.36
  5. Step 5: Solve for x
    x = 64,435,118.36/9,106.41
  6. Step 6: Final answer
    x = 7,075.80

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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.