Home / 7,288.34-10,057.95-4,144.53

Finding the Fourth Proportional to 7,288.34, 10,057.95 and 4,144.53

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Solution

The fourth proportional to 7,288.34, 10,057.95 and 4,144.53 is: 5,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.34 : 10,057.95 = 4,144.53 : x
  2. Step 2: Convert to fraction form
    7,288.34/10,057.95 = 4,144.53/x
  3. Step 3: Cross multiply
    7,288.34x = 10,057.95 × 4,144.53
  4. Step 4: Simplify right side
    7,288.34x = 41,685,416.71
  5. Step 5: Solve for x
    x = 41,685,416.71/7,288.34
  6. Step 6: Final answer
    x = 5,719.47

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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.