Home / 10,311.16-15,467.55-4,070.74

Finding the Fourth Proportional to 10,311.16, 15,467.55 and 4,070.74

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Solution

The fourth proportional to 10,311.16, 15,467.55 and 4,070.74 is: 6,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311.16 : 15,467.55 = 4,070.74 : x
  2. Step 2: Convert to fraction form
    10,311.16/15,467.55 = 4,070.74/x
  3. Step 3: Cross multiply
    10,311.16x = 15,467.55 × 4,070.74
  4. Step 4: Simplify right side
    10,311.16x = 62,964,374.49
  5. Step 5: Solve for x
    x = 62,964,374.49/10,311.16
  6. Step 6: Final answer
    x = 6,106.43

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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.