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Finding the Fourth Proportional to 5,698.12, 8,547.54 and 2,410.78

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Solution

The fourth proportional to 5,698.12, 8,547.54 and 2,410.78 is: 3,616.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.12 : 8,547.54 = 2,410.78 : x
  2. Step 2: Convert to fraction form
    5,698.12/8,547.54 = 2,410.78/x
  3. Step 3: Cross multiply
    5,698.12x = 8,547.54 × 2,410.78
  4. Step 4: Simplify right side
    5,698.12x = 20,606,238.48
  5. Step 5: Solve for x
    x = 20,606,238.48/5,698.12
  6. Step 6: Final answer
    x = 3,616.32

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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.