Home / 2,370.30-3,555.95-909.44

Finding the Fourth Proportional to 2,370.30, 3,555.95 and 909.44

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Solution

The fourth proportional to 2,370.30, 3,555.95 and 909.44 is: 1,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.30 : 3,555.95 = 909.44 : x
  2. Step 2: Convert to fraction form
    2,370.30/3,555.95 = 909.44/x
  3. Step 3: Cross multiply
    2,370.30x = 3,555.95 × 909.44
  4. Step 4: Simplify right side
    2,370.30x = 3,233,927.51
  5. Step 5: Solve for x
    x = 3,233,927.51/2,370.30
  6. Step 6: Final answer
    x = 1,364.35

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1.5x scale

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.