Home / 7,359.88-10,156.91-4,216.68

Finding the Fourth Proportional to 7,359.88, 10,156.91 and 4,216.68

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Solution

The fourth proportional to 7,359.88, 10,156.91 and 4,216.68 is: 5,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.88 : 10,156.91 = 4,216.68 : x
  2. Step 2: Convert to fraction form
    7,359.88/10,156.91 = 4,216.68/x
  3. Step 3: Cross multiply
    7,359.88x = 10,156.91 × 4,216.68
  4. Step 4: Simplify right side
    7,359.88x = 42,828,439.26
  5. Step 5: Solve for x
    x = 42,828,439.26/7,359.88
  6. Step 6: Final answer
    x = 5,819.18

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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.