Home / 10,786.35-14,885.16-6,070.63

Finding the Fourth Proportional to 10,786.35, 14,885.16 and 6,070.63

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Solution

The fourth proportional to 10,786.35, 14,885.16 and 6,070.63 is: 8,377.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.35 : 14,885.16 = 6,070.63 : x
  2. Step 2: Convert to fraction form
    10,786.35/14,885.16 = 6,070.63/x
  3. Step 3: Cross multiply
    10,786.35x = 14,885.16 × 6,070.63
  4. Step 4: Simplify right side
    10,786.35x = 90,362,298.85
  5. Step 5: Solve for x
    x = 90,362,298.85/10,786.35
  6. Step 6: Final answer
    x = 8,377.47

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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.