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Finding the Fourth Proportional to 4,588.66, 6,880.66 and 1,955.15

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Solution

The fourth proportional to 4,588.66, 6,880.66 and 1,955.15 is: 2,931.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,588.66 : 6,880.66 = 1,955.15 : x
  2. Step 2: Convert to fraction form
    4,588.66/6,880.66 = 1,955.15/x
  3. Step 3: Cross multiply
    4,588.66x = 6,880.66 × 1,955.15
  4. Step 4: Simplify right side
    4,588.66x = 13,452,722.40
  5. Step 5: Solve for x
    x = 13,452,722.40/4,588.66
  6. Step 6: Final answer
    x = 2,931.73

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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.