Home / 7,256.61-10,014.91-4,070.43

Finding the Fourth Proportional to 7,256.61, 10,014.91 and 4,070.43

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Solution

The fourth proportional to 7,256.61, 10,014.91 and 4,070.43 is: 5,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.61 : 10,014.91 = 4,070.43 : x
  2. Step 2: Convert to fraction form
    7,256.61/10,014.91 = 4,070.43/x
  3. Step 3: Cross multiply
    7,256.61x = 10,014.91 × 4,070.43
  4. Step 4: Simplify right side
    7,256.61x = 40,764,979.94
  5. Step 5: Solve for x
    x = 40,764,979.94/7,256.61
  6. Step 6: Final answer
    x = 5,617.63

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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.