Home / 10,639.08-15,955.65-6,362.01

Finding the Fourth Proportional to 10,639.08, 15,955.65 and 6,362.01

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Solution

The fourth proportional to 10,639.08, 15,955.65 and 6,362.01 is: 9,541.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639.08 : 15,955.65 = 6,362.01 : x
  2. Step 2: Convert to fraction form
    10,639.08/15,955.65 = 6,362.01/x
  3. Step 3: Cross multiply
    10,639.08x = 15,955.65 × 6,362.01
  4. Step 4: Simplify right side
    10,639.08x = 101,510,004.86
  5. Step 5: Solve for x
    x = 101,510,004.86/10,639.08
  6. Step 6: Final answer
    x = 9,541.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.