Home / 12,303.04-16,977.72-6,714.04

Finding the Fourth Proportional to 12,303.04, 16,977.72 and 6,714.04

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Solution

The fourth proportional to 12,303.04, 16,977.72 and 6,714.04 is: 9,265.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303.04 : 16,977.72 = 6,714.04 : x
  2. Step 2: Convert to fraction form
    12,303.04/16,977.72 = 6,714.04/x
  3. Step 3: Cross multiply
    12,303.04x = 16,977.72 × 6,714.04
  4. Step 4: Simplify right side
    12,303.04x = 113,989,091.19
  5. Step 5: Solve for x
    x = 113,989,091.19/12,303.04
  6. Step 6: Final answer
    x = 9,265.12

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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.