Home / 7,116.48-10,675.36-2,955.52

Finding the Fourth Proportional to 7,116.48, 10,675.36 and 2,955.52

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Solution

The fourth proportional to 7,116.48, 10,675.36 and 2,955.52 is: 4,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.48 : 10,675.36 = 2,955.52 : x
  2. Step 2: Convert to fraction form
    7,116.48/10,675.36 = 2,955.52/x
  3. Step 3: Cross multiply
    7,116.48x = 10,675.36 × 2,955.52
  4. Step 4: Simplify right side
    7,116.48x = 31,551,239.99
  5. Step 5: Solve for x
    x = 31,551,239.99/7,116.48
  6. Step 6: Final answer
    x = 4,433.55

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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.