Home / 2,370.08-3,554.76-909.92

Finding the Fourth Proportional to 2,370.08, 3,554.76 and 909.92

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Solution

The fourth proportional to 2,370.08, 3,554.76 and 909.92 is: 1,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.08 : 3,554.76 = 909.92 : x
  2. Step 2: Convert to fraction form
    2,370.08/3,554.76 = 909.92/x
  3. Step 3: Cross multiply
    2,370.08x = 3,554.76 × 909.92
  4. Step 4: Simplify right side
    2,370.08x = 3,234,547.22
  5. Step 5: Solve for x
    x = 3,234,547.22/2,370.08
  6. Step 6: Final answer
    x = 1,364.74

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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.