Home / 10,355.08-15,535.50-5,741.32

Finding the Fourth Proportional to 10,355.08, 15,535.50 and 5,741.32

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Solution

The fourth proportional to 10,355.08, 15,535.50 and 5,741.32 is: 8,613.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.08 : 15,535.50 = 5,741.32 : x
  2. Step 2: Convert to fraction form
    10,355.08/15,535.50 = 5,741.32/x
  3. Step 3: Cross multiply
    10,355.08x = 15,535.50 × 5,741.32
  4. Step 4: Simplify right side
    10,355.08x = 89,194,276.86
  5. Step 5: Solve for x
    x = 89,194,276.86/10,355.08
  6. Step 6: Final answer
    x = 8,613.58

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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.