Home / 7,088.16-10,622.48-3,618.16

Finding the Fourth Proportional to 7,088.16, 10,622.48 and 3,618.16

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Solution

The fourth proportional to 7,088.16, 10,622.48 and 3,618.16 is: 5,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.16 : 10,622.48 = 3,618.16 : x
  2. Step 2: Convert to fraction form
    7,088.16/10,622.48 = 3,618.16/x
  3. Step 3: Cross multiply
    7,088.16x = 10,622.48 × 3,618.16
  4. Step 4: Simplify right side
    7,088.16x = 38,433,832.24
  5. Step 5: Solve for x
    x = 38,433,832.24/7,088.16
  6. Step 6: Final answer
    x = 5,422.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.