Home / 1,058.09-1,574.98-1,042.50

Finding the Fourth Proportional to 1,058.09, 1,574.98 and 1,042.50

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Solution

The fourth proportional to 1,058.09, 1,574.98 and 1,042.50 is: 1,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058.09 : 1,574.98 = 1,042.50 : x
  2. Step 2: Convert to fraction form
    1,058.09/1,574.98 = 1,042.50/x
  3. Step 3: Cross multiply
    1,058.09x = 1,574.98 × 1,042.50
  4. Step 4: Simplify right side
    1,058.09x = 1,641,916.65
  5. Step 5: Solve for x
    x = 1,641,916.65/1,058.09
  6. Step 6: Final answer
    x = 1,551.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.