Home / 8,437.22-11,643.36-4,711.22

Finding the Fourth Proportional to 8,437.22, 11,643.36 and 4,711.22

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Solution

The fourth proportional to 8,437.22, 11,643.36 and 4,711.22 is: 6,501.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.22 : 11,643.36 = 4,711.22 : x
  2. Step 2: Convert to fraction form
    8,437.22/11,643.36 = 4,711.22/x
  3. Step 3: Cross multiply
    8,437.22x = 11,643.36 × 4,711.22
  4. Step 4: Simplify right side
    8,437.22x = 54,854,424.78
  5. Step 5: Solve for x
    x = 54,854,424.78/8,437.22
  6. Step 6: Final answer
    x = 6,501.48

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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.