Home / 10,641.38-15,967.54-4,722.32

Finding the Fourth Proportional to 10,641.38, 15,967.54 and 4,722.32

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Solution

The fourth proportional to 10,641.38, 15,967.54 and 4,722.32 is: 7,085.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.38 : 15,967.54 = 4,722.32 : x
  2. Step 2: Convert to fraction form
    10,641.38/15,967.54 = 4,722.32/x
  3. Step 3: Cross multiply
    10,641.38x = 15,967.54 × 4,722.32
  4. Step 4: Simplify right side
    10,641.38x = 75,403,809.88
  5. Step 5: Solve for x
    x = 75,403,809.88/10,641.38
  6. Step 6: Final answer
    x = 7,085.91

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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.