Home / 7,750.04-11,618.53-3,364.20

Finding the Fourth Proportional to 7,750.04, 11,618.53 and 3,364.20

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Solution

The fourth proportional to 7,750.04, 11,618.53 and 3,364.20 is: 5,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.04 : 11,618.53 = 3,364.20 : x
  2. Step 2: Convert to fraction form
    7,750.04/11,618.53 = 3,364.20/x
  3. Step 3: Cross multiply
    7,750.04x = 11,618.53 × 3,364.20
  4. Step 4: Simplify right side
    7,750.04x = 39,087,058.63
  5. Step 5: Solve for x
    x = 39,087,058.63/7,750.04
  6. Step 6: Final answer
    x = 5,043.47

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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.