Home / 1,088.48-1,632.72-966.98

Finding the Fourth Proportional to 1,088.48, 1,632.72 and 966.98

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Solution

The fourth proportional to 1,088.48, 1,632.72 and 966.98 is: 1,450.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.48 : 1,632.72 = 966.98 : x
  2. Step 2: Convert to fraction form
    1,088.48/1,632.72 = 966.98/x
  3. Step 3: Cross multiply
    1,088.48x = 1,632.72 × 966.98
  4. Step 4: Simplify right side
    1,088.48x = 1,578,807.59
  5. Step 5: Solve for x
    x = 1,578,807.59/1,088.48
  6. Step 6: Final answer
    x = 1,450.47

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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.