Home / 7,555.88-10,427.34-4,572.26

Finding the Fourth Proportional to 7,555.88, 10,427.34 and 4,572.26

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Solution

The fourth proportional to 7,555.88, 10,427.34 and 4,572.26 is: 6,309.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.88 : 10,427.34 = 4,572.26 : x
  2. Step 2: Convert to fraction form
    7,555.88/10,427.34 = 4,572.26/x
  3. Step 3: Cross multiply
    7,555.88x = 10,427.34 × 4,572.26
  4. Step 4: Simplify right side
    7,555.88x = 47,676,509.59
  5. Step 5: Solve for x
    x = 47,676,509.59/7,555.88
  6. Step 6: Final answer
    x = 6,309.86

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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.