Home / 2,430.93-3,352.90-1,590.28

Finding the Fourth Proportional to 2,430.93, 3,352.90 and 1,590.28

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Solution

The fourth proportional to 2,430.93, 3,352.90 and 1,590.28 is: 2,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.93 : 3,352.90 = 1,590.28 : x
  2. Step 2: Convert to fraction form
    2,430.93/3,352.90 = 1,590.28/x
  3. Step 3: Cross multiply
    2,430.93x = 3,352.90 × 1,590.28
  4. Step 4: Simplify right side
    2,430.93x = 5,332,049.81
  5. Step 5: Solve for x
    x = 5,332,049.81/2,430.93
  6. Step 6: Final answer
    x = 2,193.42

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1.5x scale

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.