Home / 10,259.58-15,378.42-4,335.24

Finding the Fourth Proportional to 10,259.58, 15,378.42 and 4,335.24

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Solution

The fourth proportional to 10,259.58, 15,378.42 and 4,335.24 is: 6,498.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.58 : 15,378.42 = 4,335.24 : x
  2. Step 2: Convert to fraction form
    10,259.58/15,378.42 = 4,335.24/x
  3. Step 3: Cross multiply
    10,259.58x = 15,378.42 × 4,335.24
  4. Step 4: Simplify right side
    10,259.58x = 66,669,141.52
  5. Step 5: Solve for x
    x = 66,669,141.52/10,259.58
  6. Step 6: Final answer
    x = 6,498.23

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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.