Home / 10,341.40-14,271.39-5,625.70

Finding the Fourth Proportional to 10,341.40, 14,271.39 and 5,625.70

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Solution

The fourth proportional to 10,341.40, 14,271.39 and 5,625.70 is: 7,763.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.40 : 14,271.39 = 5,625.70 : x
  2. Step 2: Convert to fraction form
    10,341.40/14,271.39 = 5,625.70/x
  3. Step 3: Cross multiply
    10,341.40x = 14,271.39 × 5,625.70
  4. Step 4: Simplify right side
    10,341.40x = 80,286,558.72
  5. Step 5: Solve for x
    x = 80,286,558.72/10,341.40
  6. Step 6: Final answer
    x = 7,763.61

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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.