Home / 10,250.94-14,147.80-6,271.40

Finding the Fourth Proportional to 10,250.94, 14,147.80 and 6,271.40

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Solution

The fourth proportional to 10,250.94, 14,147.80 and 6,271.40 is: 8,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.94 : 14,147.80 = 6,271.40 : x
  2. Step 2: Convert to fraction form
    10,250.94/14,147.80 = 6,271.40/x
  3. Step 3: Cross multiply
    10,250.94x = 14,147.80 × 6,271.40
  4. Step 4: Simplify right side
    10,250.94x = 88,726,512.92
  5. Step 5: Solve for x
    x = 88,726,512.92/10,250.94
  6. Step 6: Final answer
    x = 8,655.45

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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.