Home / 1,058.10-1,588.56-904.98

Finding the Fourth Proportional to 1,058.10, 1,588.56 and 904.98

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Solution

The fourth proportional to 1,058.10, 1,588.56 and 904.98 is: 1,358.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058.10 : 1,588.56 = 904.98 : x
  2. Step 2: Convert to fraction form
    1,058.10/1,588.56 = 904.98/x
  3. Step 3: Cross multiply
    1,058.10x = 1,588.56 × 904.98
  4. Step 4: Simplify right side
    1,058.10x = 1,437,615.03
  5. Step 5: Solve for x
    x = 1,437,615.03/1,058.10
  6. Step 6: Final answer
    x = 1,358.68

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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.