Home / 3,698.21-5,547.65-1,476.50

Finding the Fourth Proportional to 3,698.21, 5,547.65 and 1,476.50

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Solution

The fourth proportional to 3,698.21, 5,547.65 and 1,476.50 is: 2,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.21 : 5,547.65 = 1,476.50 : x
  2. Step 2: Convert to fraction form
    3,698.21/5,547.65 = 1,476.50/x
  3. Step 3: Cross multiply
    3,698.21x = 5,547.65 × 1,476.50
  4. Step 4: Simplify right side
    3,698.21x = 8,191,070.10
  5. Step 5: Solve for x
    x = 8,191,070.10/3,698.21
  6. Step 6: Final answer
    x = 2,214.88

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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.