Home / 5,289.60-7,299.58-3,051.45

Finding the Fourth Proportional to 5,289.60, 7,299.58 and 3,051.45

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Solution

The fourth proportional to 5,289.60, 7,299.58 and 3,051.45 is: 4,210.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.60 : 7,299.58 = 3,051.45 : x
  2. Step 2: Convert to fraction form
    5,289.60/7,299.58 = 3,051.45/x
  3. Step 3: Cross multiply
    5,289.60x = 7,299.58 × 3,051.45
  4. Step 4: Simplify right side
    5,289.60x = 22,274,303.39
  5. Step 5: Solve for x
    x = 22,274,303.39/5,289.60
  6. Step 6: Final answer
    x = 4,210.96

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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.