Home / 6,316.24-8,715.08-4,551.76

Finding the Fourth Proportional to 6,316.24, 8,715.08 and 4,551.76

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Solution

The fourth proportional to 6,316.24, 8,715.08 and 4,551.76 is: 6,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.24 : 8,715.08 = 4,551.76 : x
  2. Step 2: Convert to fraction form
    6,316.24/8,715.08 = 4,551.76/x
  3. Step 3: Cross multiply
    6,316.24x = 8,715.08 × 4,551.76
  4. Step 4: Simplify right side
    6,316.24x = 39,668,952.54
  5. Step 5: Solve for x
    x = 39,668,952.54/6,316.24
  6. Step 6: Final answer
    x = 6,280.47

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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.