Home / 7,360.41-10,157.10-4,215.99

Finding the Fourth Proportional to 7,360.41, 10,157.10 and 4,215.99

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Solution

The fourth proportional to 7,360.41, 10,157.10 and 4,215.99 is: 5,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.41 : 10,157.10 = 4,215.99 : x
  2. Step 2: Convert to fraction form
    7,360.41/10,157.10 = 4,215.99/x
  3. Step 3: Cross multiply
    7,360.41x = 10,157.10 × 4,215.99
  4. Step 4: Simplify right side
    7,360.41x = 42,822,232.03
  5. Step 5: Solve for x
    x = 42,822,232.03/7,360.41
  6. Step 6: Final answer
    x = 5,817.91

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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.