Home / 3,547.90-4,896-1,975.96

Finding the Fourth Proportional to 3,547.90, 4,896 and 1,975.96

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Solution

The fourth proportional to 3,547.90, 4,896 and 1,975.96 is: 2,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.90 : 4,896 = 1,975.96 : x
  2. Step 2: Convert to fraction form
    3,547.90/4,896 = 1,975.96/x
  3. Step 3: Cross multiply
    3,547.90x = 4,896 × 1,975.96
  4. Step 4: Simplify right side
    3,547.90x = 9,674,300.16
  5. Step 5: Solve for x
    x = 9,674,300.16/3,547.90
  6. Step 6: Final answer
    x = 2,726.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.