Home / 6,875.46-10,313.10-1,681.38

Finding the Fourth Proportional to 6,875.46, 10,313.10 and 1,681.38

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Solution

The fourth proportional to 6,875.46, 10,313.10 and 1,681.38 is: 2,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.46 : 10,313.10 = 1,681.38 : x
  2. Step 2: Convert to fraction form
    6,875.46/10,313.10 = 1,681.38/x
  3. Step 3: Cross multiply
    6,875.46x = 10,313.10 × 1,681.38
  4. Step 4: Simplify right side
    6,875.46x = 17,340,240.08
  5. Step 5: Solve for x
    x = 17,340,240.08/6,875.46
  6. Step 6: Final answer
    x = 2,522.05

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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.