Home / 12,563.15-17,337.07-6,898.00

Finding the Fourth Proportional to 12,563.15, 17,337.07 and 6,898.00

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Solution

The fourth proportional to 12,563.15, 17,337.07 and 6,898.00 is: 9,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563.15 : 17,337.07 = 6,898.00 : x
  2. Step 2: Convert to fraction form
    12,563.15/17,337.07 = 6,898.00/x
  3. Step 3: Cross multiply
    12,563.15x = 17,337.07 × 6,898.00
  4. Step 4: Simplify right side
    12,563.15x = 119,591,048.27
  5. Step 5: Solve for x
    x = 119,591,048.27/12,563.15
  6. Step 6: Final answer
    x = 9,519.20

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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.