Home / 6,719.49-10,071-5,070.87

Finding the Fourth Proportional to 6,719.49, 10,071 and 5,070.87

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Solution

The fourth proportional to 6,719.49, 10,071 and 5,070.87 is: 7,600.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.49 : 10,071 = 5,070.87 : x
  2. Step 2: Convert to fraction form
    6,719.49/10,071 = 5,070.87/x
  3. Step 3: Cross multiply
    6,719.49x = 10,071 × 5,070.87
  4. Step 4: Simplify right side
    6,719.49x = 51,068,731.77
  5. Step 5: Solve for x
    x = 51,068,731.77/6,719.49
  6. Step 6: Final answer
    x = 7,600.09

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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.