Home / 6,520.04-9,780.36-1,903.04

Finding the Fourth Proportional to 6,520.04, 9,780.36 and 1,903.04

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Solution

The fourth proportional to 6,520.04, 9,780.36 and 1,903.04 is: 2,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.04 : 9,780.36 = 1,903.04 : x
  2. Step 2: Convert to fraction form
    6,520.04/9,780.36 = 1,903.04/x
  3. Step 3: Cross multiply
    6,520.04x = 9,780.36 × 1,903.04
  4. Step 4: Simplify right side
    6,520.04x = 18,612,416.29
  5. Step 5: Solve for x
    x = 18,612,416.29/6,520.04
  6. Step 6: Final answer
    x = 2,854.65

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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.