Home / 6,914.03-9,541.53-3,929.76

Finding the Fourth Proportional to 6,914.03, 9,541.53 and 3,929.76

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Solution

The fourth proportional to 6,914.03, 9,541.53 and 3,929.76 is: 5,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.03 : 9,541.53 = 3,929.76 : x
  2. Step 2: Convert to fraction form
    6,914.03/9,541.53 = 3,929.76/x
  3. Step 3: Cross multiply
    6,914.03x = 9,541.53 × 3,929.76
  4. Step 4: Simplify right side
    6,914.03x = 37,495,922.93
  5. Step 5: Solve for x
    x = 37,495,922.93/6,914.03
  6. Step 6: Final answer
    x = 5,423.17

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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.