Home / 9,623.68-13,289.94-7,505.08

Finding the Fourth Proportional to 9,623.68, 13,289.94 and 7,505.08

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Solution

The fourth proportional to 9,623.68, 13,289.94 and 7,505.08 is: 10,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,623.68 : 13,289.94 = 7,505.08 : x
  2. Step 2: Convert to fraction form
    9,623.68/13,289.94 = 7,505.08/x
  3. Step 3: Cross multiply
    9,623.68x = 13,289.94 × 7,505.08
  4. Step 4: Simplify right side
    9,623.68x = 99,742,062.90
  5. Step 5: Solve for x
    x = 99,742,062.90/9,623.68
  6. Step 6: Final answer
    x = 10,364.23

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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.