Home / 1,606.03-2,421.36-1,585.31

Finding the Fourth Proportional to 1,606.03, 2,421.36 and 1,585.31

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Solution

The fourth proportional to 1,606.03, 2,421.36 and 1,585.31 is: 2,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.03 : 2,421.36 = 1,585.31 : x
  2. Step 2: Convert to fraction form
    1,606.03/2,421.36 = 1,585.31/x
  3. Step 3: Cross multiply
    1,606.03x = 2,421.36 × 1,585.31
  4. Step 4: Simplify right side
    1,606.03x = 3,838,594.11
  5. Step 5: Solve for x
    x = 3,838,594.11/1,606.03
  6. Step 6: Final answer
    x = 2,390.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.