Home / 11,470.08-15,827.46-6,433.26

Finding the Fourth Proportional to 11,470.08, 15,827.46 and 6,433.26

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Solution

The fourth proportional to 11,470.08, 15,827.46 and 6,433.26 is: 8,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.08 : 15,827.46 = 6,433.26 : x
  2. Step 2: Convert to fraction form
    11,470.08/15,827.46 = 6,433.26/x
  3. Step 3: Cross multiply
    11,470.08x = 15,827.46 × 6,433.26
  4. Step 4: Simplify right side
    11,470.08x = 101,822,165.32
  5. Step 5: Solve for x
    x = 101,822,165.32/11,470.08
  6. Step 6: Final answer
    x = 8,877.20

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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.