Home / 10,259.19-15,394.25-4,415.45

Finding the Fourth Proportional to 10,259.19, 15,394.25 and 4,415.45

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Solution

The fourth proportional to 10,259.19, 15,394.25 and 4,415.45 is: 6,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.19 : 15,394.25 = 4,415.45 : x
  2. Step 2: Convert to fraction form
    10,259.19/15,394.25 = 4,415.45/x
  3. Step 3: Cross multiply
    10,259.19x = 15,394.25 × 4,415.45
  4. Step 4: Simplify right side
    10,259.19x = 67,972,475.23
  5. Step 5: Solve for x
    x = 67,972,475.23/10,259.19
  6. Step 6: Final answer
    x = 6,625.52

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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.