Home / 6,875.88-10,314.02-1,681.75

Finding the Fourth Proportional to 6,875.88, 10,314.02 and 1,681.75

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Solution

The fourth proportional to 6,875.88, 10,314.02 and 1,681.75 is: 2,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.88 : 10,314.02 = 1,681.75 : x
  2. Step 2: Convert to fraction form
    6,875.88/10,314.02 = 1,681.75/x
  3. Step 3: Cross multiply
    6,875.88x = 10,314.02 × 1,681.75
  4. Step 4: Simplify right side
    6,875.88x = 17,345,603.14
  5. Step 5: Solve for x
    x = 17,345,603.14/6,875.88
  6. Step 6: Final answer
    x = 2,522.67

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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.