Home / 7,310.69-10,959.88-2,925.75

Finding the Fourth Proportional to 7,310.69, 10,959.88 and 2,925.75

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Solution

The fourth proportional to 7,310.69, 10,959.88 and 2,925.75 is: 4,386.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.69 : 10,959.88 = 2,925.75 : x
  2. Step 2: Convert to fraction form
    7,310.69/10,959.88 = 2,925.75/x
  3. Step 3: Cross multiply
    7,310.69x = 10,959.88 × 2,925.75
  4. Step 4: Simplify right side
    7,310.69x = 32,065,861.60
  5. Step 5: Solve for x
    x = 32,065,861.60/7,310.69
  6. Step 6: Final answer
    x = 4,386.16

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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.