Home / 10,051.92-13,871.16-5,575.32

Finding the Fourth Proportional to 10,051.92, 13,871.16 and 5,575.32

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Solution

The fourth proportional to 10,051.92, 13,871.16 and 5,575.32 is: 7,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.92 : 13,871.16 = 5,575.32 : x
  2. Step 2: Convert to fraction form
    10,051.92/13,871.16 = 5,575.32/x
  3. Step 3: Cross multiply
    10,051.92x = 13,871.16 × 5,575.32
  4. Step 4: Simplify right side
    10,051.92x = 77,336,155.77
  5. Step 5: Solve for x
    x = 77,336,155.77/10,051.92
  6. Step 6: Final answer
    x = 7,693.67

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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.