Home / 9,715.08-14,573.04-3,140.60

Finding the Fourth Proportional to 9,715.08, 14,573.04 and 3,140.60

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Solution

The fourth proportional to 9,715.08, 14,573.04 and 3,140.60 is: 4,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715.08 : 14,573.04 = 3,140.60 : x
  2. Step 2: Convert to fraction form
    9,715.08/14,573.04 = 3,140.60/x
  3. Step 3: Cross multiply
    9,715.08x = 14,573.04 × 3,140.60
  4. Step 4: Simplify right side
    9,715.08x = 45,768,089.42
  5. Step 5: Solve for x
    x = 45,768,089.42/9,715.08
  6. Step 6: Final answer
    x = 4,711.04

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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.