Home / 4,726.45-7,085.80-1,955.11

Finding the Fourth Proportional to 4,726.45, 7,085.80 and 1,955.11

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Solution

The fourth proportional to 4,726.45, 7,085.80 and 1,955.11 is: 2,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.45 : 7,085.80 = 1,955.11 : x
  2. Step 2: Convert to fraction form
    4,726.45/7,085.80 = 1,955.11/x
  3. Step 3: Cross multiply
    4,726.45x = 7,085.80 × 1,955.11
  4. Step 4: Simplify right side
    4,726.45x = 13,853,495.84
  5. Step 5: Solve for x
    x = 13,853,495.84/4,726.45
  6. Step 6: Final answer
    x = 2,931.06

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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.