Home / 1,056.23-1,457.57-584.11

Finding the Fourth Proportional to 1,056.23, 1,457.57 and 584.11

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Solution

The fourth proportional to 1,056.23, 1,457.57 and 584.11 is: 806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.23 : 1,457.57 = 584.11 : x
  2. Step 2: Convert to fraction form
    1,056.23/1,457.57 = 584.11/x
  3. Step 3: Cross multiply
    1,056.23x = 1,457.57 × 584.11
  4. Step 4: Simplify right side
    1,056.23x = 851,374.65
  5. Step 5: Solve for x
    x = 851,374.65/1,056.23
  6. Step 6: Final answer
    x = 806.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.