Home / 8,292.51-11,443.50-4,515.66

Finding the Fourth Proportional to 8,292.51, 11,443.50 and 4,515.66

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Solution

The fourth proportional to 8,292.51, 11,443.50 and 4,515.66 is: 6,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.51 : 11,443.50 = 4,515.66 : x
  2. Step 2: Convert to fraction form
    8,292.51/11,443.50 = 4,515.66/x
  3. Step 3: Cross multiply
    8,292.51x = 11,443.50 × 4,515.66
  4. Step 4: Simplify right side
    8,292.51x = 51,674,955.21
  5. Step 5: Solve for x
    x = 51,674,955.21/8,292.51
  6. Step 6: Final answer
    x = 6,231.52

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1.5x scale

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.