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Finding the Fourth Proportional to 1,056.99, 1,585.49 and 1,032.69

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Solution

The fourth proportional to 1,056.99, 1,585.49 and 1,032.69 is: 1,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.99 : 1,585.49 = 1,032.69 : x
  2. Step 2: Convert to fraction form
    1,056.99/1,585.49 = 1,032.69/x
  3. Step 3: Cross multiply
    1,056.99x = 1,585.49 × 1,032.69
  4. Step 4: Simplify right side
    1,056.99x = 1,637,314.50
  5. Step 5: Solve for x
    x = 1,637,314.50/1,056.99
  6. Step 6: Final answer
    x = 1,549.04

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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.