Home / 11,359.34-17,038.32-4,242.22

Finding the Fourth Proportional to 11,359.34, 17,038.32 and 4,242.22

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Solution

The fourth proportional to 11,359.34, 17,038.32 and 4,242.22 is: 6,363.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.34 : 17,038.32 = 4,242.22 : x
  2. Step 2: Convert to fraction form
    11,359.34/17,038.32 = 4,242.22/x
  3. Step 3: Cross multiply
    11,359.34x = 17,038.32 × 4,242.22
  4. Step 4: Simplify right side
    11,359.34x = 72,280,301.87
  5. Step 5: Solve for x
    x = 72,280,301.87/11,359.34
  6. Step 6: Final answer
    x = 6,363.07

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1.5x scale

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.