Home / 10,559.32-15,838.96-4,322.24

Finding the Fourth Proportional to 10,559.32, 15,838.96 and 4,322.24

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Solution

The fourth proportional to 10,559.32, 15,838.96 and 4,322.24 is: 6,483.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.32 : 15,838.96 = 4,322.24 : x
  2. Step 2: Convert to fraction form
    10,559.32/15,838.96 = 4,322.24/x
  3. Step 3: Cross multiply
    10,559.32x = 15,838.96 × 4,322.24
  4. Step 4: Simplify right side
    10,559.32x = 68,459,786.47
  5. Step 5: Solve for x
    x = 68,459,786.47/10,559.32
  6. Step 6: Final answer
    x = 6,483.35

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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.