Home / 4,680.08-7,018.92-1,392.28

Finding the Fourth Proportional to 4,680.08, 7,018.92 and 1,392.28

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Solution

The fourth proportional to 4,680.08, 7,018.92 and 1,392.28 is: 2,088.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.08 : 7,018.92 = 1,392.28 : x
  2. Step 2: Convert to fraction form
    4,680.08/7,018.92 = 1,392.28/x
  3. Step 3: Cross multiply
    4,680.08x = 7,018.92 × 1,392.28
  4. Step 4: Simplify right side
    4,680.08x = 9,772,301.94
  5. Step 5: Solve for x
    x = 9,772,301.94/4,680.08
  6. Step 6: Final answer
    x = 2,088.06

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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.