Home / 8,442.23-11,645.56-5,256.05

Finding the Fourth Proportional to 8,442.23, 11,645.56 and 5,256.05

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Solution

The fourth proportional to 8,442.23, 11,645.56 and 5,256.05 is: 7,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442.23 : 11,645.56 = 5,256.05 : x
  2. Step 2: Convert to fraction form
    8,442.23/11,645.56 = 5,256.05/x
  3. Step 3: Cross multiply
    8,442.23x = 11,645.56 × 5,256.05
  4. Step 4: Simplify right side
    8,442.23x = 61,209,574.27
  5. Step 5: Solve for x
    x = 61,209,574.27/8,442.23
  6. Step 6: Final answer
    x = 7,250.41

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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.