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Finding the Fourth Proportional to 4,888.66, 7,333.26 and 1,966.63

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Solution

The fourth proportional to 4,888.66, 7,333.26 and 1,966.63 is: 2,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.66 : 7,333.26 = 1,966.63 : x
  2. Step 2: Convert to fraction form
    4,888.66/7,333.26 = 1,966.63/x
  3. Step 3: Cross multiply
    4,888.66x = 7,333.26 × 1,966.63
  4. Step 4: Simplify right side
    4,888.66x = 14,421,809.11
  5. Step 5: Solve for x
    x = 14,421,809.11/4,888.66
  6. Step 6: Final answer
    x = 2,950.05

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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.