Home / 6,293.76-9,421.20-5,756.16

Finding the Fourth Proportional to 6,293.76, 9,421.20 and 5,756.16

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Solution

The fourth proportional to 6,293.76, 9,421.20 and 5,756.16 is: 8,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,293.76 : 9,421.20 = 5,756.16 : x
  2. Step 2: Convert to fraction form
    6,293.76/9,421.20 = 5,756.16/x
  3. Step 3: Cross multiply
    6,293.76x = 9,421.20 × 5,756.16
  4. Step 4: Simplify right side
    6,293.76x = 54,229,934.59
  5. Step 5: Solve for x
    x = 54,229,934.59/6,293.76
  6. Step 6: Final answer
    x = 8,616.46

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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.