Home / 8,980.94-13,433.90-6,312.36

Finding the Fourth Proportional to 8,980.94, 13,433.90 and 6,312.36

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Solution

The fourth proportional to 8,980.94, 13,433.90 and 6,312.36 is: 9,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980.94 : 13,433.90 = 6,312.36 : x
  2. Step 2: Convert to fraction form
    8,980.94/13,433.90 = 6,312.36/x
  3. Step 3: Cross multiply
    8,980.94x = 13,433.90 × 6,312.36
  4. Step 4: Simplify right side
    8,980.94x = 84,799,613.00
  5. Step 5: Solve for x
    x = 84,799,613.00/8,980.94
  6. Step 6: Final answer
    x = 9,442.18

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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.