Home / 10,493.35-14,478.85-6,515.44

Finding the Fourth Proportional to 10,493.35, 14,478.85 and 6,515.44

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Solution

The fourth proportional to 10,493.35, 14,478.85 and 6,515.44 is: 8,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.35 : 14,478.85 = 6,515.44 : x
  2. Step 2: Convert to fraction form
    10,493.35/14,478.85 = 6,515.44/x
  3. Step 3: Cross multiply
    10,493.35x = 14,478.85 × 6,515.44
  4. Step 4: Simplify right side
    10,493.35x = 94,336,050.39
  5. Step 5: Solve for x
    x = 94,336,050.39/10,493.35
  6. Step 6: Final answer
    x = 8,990.08

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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.