Home / 10,454.13-14,427.59-5,739.26

Finding the Fourth Proportional to 10,454.13, 14,427.59 and 5,739.26

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Solution

The fourth proportional to 10,454.13, 14,427.59 and 5,739.26 is: 7,920.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.13 : 14,427.59 = 5,739.26 : x
  2. Step 2: Convert to fraction form
    10,454.13/14,427.59 = 5,739.26/x
  3. Step 3: Cross multiply
    10,454.13x = 14,427.59 × 5,739.26
  4. Step 4: Simplify right side
    10,454.13x = 82,803,589.35
  5. Step 5: Solve for x
    x = 82,803,589.35/10,454.13
  6. Step 6: Final answer
    x = 7,920.66

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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.