Home / 9,892.99-13,652.33-5,417.03

Finding the Fourth Proportional to 9,892.99, 13,652.33 and 5,417.03

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Solution

The fourth proportional to 9,892.99, 13,652.33 and 5,417.03 is: 7,475.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,892.99 : 13,652.33 = 5,417.03 : x
  2. Step 2: Convert to fraction form
    9,892.99/13,652.33 = 5,417.03/x
  3. Step 3: Cross multiply
    9,892.99x = 13,652.33 × 5,417.03
  4. Step 4: Simplify right side
    9,892.99x = 73,955,081.18
  5. Step 5: Solve for x
    x = 73,955,081.18/9,892.99
  6. Step 6: Final answer
    x = 7,475.50

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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.