Home / 9,798.01-13,513.85-6,812.35

Finding the Fourth Proportional to 9,798.01, 13,513.85 and 6,812.35

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Solution

The fourth proportional to 9,798.01, 13,513.85 and 6,812.35 is: 9,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798.01 : 13,513.85 = 6,812.35 : x
  2. Step 2: Convert to fraction form
    9,798.01/13,513.85 = 6,812.35/x
  3. Step 3: Cross multiply
    9,798.01x = 13,513.85 × 6,812.35
  4. Step 4: Simplify right side
    9,798.01x = 92,061,041.99
  5. Step 5: Solve for x
    x = 92,061,041.99/9,798.01
  6. Step 6: Final answer
    x = 9,395.89

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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.