Home / 5,901.99-8,148.14-3,915.24

Finding the Fourth Proportional to 5,901.99, 8,148.14 and 3,915.24

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Solution

The fourth proportional to 5,901.99, 8,148.14 and 3,915.24 is: 5,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.99 : 8,148.14 = 3,915.24 : x
  2. Step 2: Convert to fraction form
    5,901.99/8,148.14 = 3,915.24/x
  3. Step 3: Cross multiply
    5,901.99x = 8,148.14 × 3,915.24
  4. Step 4: Simplify right side
    5,901.99x = 31,901,904.08
  5. Step 5: Solve for x
    x = 31,901,904.08/5,901.99
  6. Step 6: Final answer
    x = 5,405.28

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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.