Home / 7,486.24-11,280.08-6,216.16

Finding the Fourth Proportional to 7,486.24, 11,280.08 and 6,216.16

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Solution

The fourth proportional to 7,486.24, 11,280.08 and 6,216.16 is: 9,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.24 : 11,280.08 = 6,216.16 : x
  2. Step 2: Convert to fraction form
    7,486.24/11,280.08 = 6,216.16/x
  3. Step 3: Cross multiply
    7,486.24x = 11,280.08 × 6,216.16
  4. Step 4: Simplify right side
    7,486.24x = 70,118,782.09
  5. Step 5: Solve for x
    x = 70,118,782.09/7,486.24
  6. Step 6: Final answer
    x = 9,366.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.