Home / 6,988.35-10,480.30-2,307.49

Finding the Fourth Proportional to 6,988.35, 10,480.30 and 2,307.49

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Solution

The fourth proportional to 6,988.35, 10,480.30 and 2,307.49 is: 3,460.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.35 : 10,480.30 = 2,307.49 : x
  2. Step 2: Convert to fraction form
    6,988.35/10,480.30 = 2,307.49/x
  3. Step 3: Cross multiply
    6,988.35x = 10,480.30 × 2,307.49
  4. Step 4: Simplify right side
    6,988.35x = 24,183,155.48
  5. Step 5: Solve for x
    x = 24,183,155.48/6,988.35
  6. Step 6: Final answer
    x = 3,460.49

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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.