Home / 11,547.84-17,319.96-3,756.60

Finding the Fourth Proportional to 11,547.84, 17,319.96 and 3,756.60

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Solution

The fourth proportional to 11,547.84, 17,319.96 and 3,756.60 is: 5,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.84 : 17,319.96 = 3,756.60 : x
  2. Step 2: Convert to fraction form
    11,547.84/17,319.96 = 3,756.60/x
  3. Step 3: Cross multiply
    11,547.84x = 17,319.96 × 3,756.60
  4. Step 4: Simplify right side
    11,547.84x = 65,064,161.74
  5. Step 5: Solve for x
    x = 65,064,161.74/11,547.84
  6. Step 6: Final answer
    x = 5,634.31

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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.