Home / 6,323.28-9,465.48-5,390.16

Finding the Fourth Proportional to 6,323.28, 9,465.48 and 5,390.16

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Solution

The fourth proportional to 6,323.28, 9,465.48 and 5,390.16 is: 8,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,323.28 : 9,465.48 = 5,390.16 : x
  2. Step 2: Convert to fraction form
    6,323.28/9,465.48 = 5,390.16/x
  3. Step 3: Cross multiply
    6,323.28x = 9,465.48 × 5,390.16
  4. Step 4: Simplify right side
    6,323.28x = 51,020,451.68
  5. Step 5: Solve for x
    x = 51,020,451.68/6,323.28
  6. Step 6: Final answer
    x = 8,068.67

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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.