Home / 7,006.10-10,486.26-5,156.46

Finding the Fourth Proportional to 7,006.10, 10,486.26 and 5,156.46

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Solution

The fourth proportional to 7,006.10, 10,486.26 and 5,156.46 is: 7,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.10 : 10,486.26 = 5,156.46 : x
  2. Step 2: Convert to fraction form
    7,006.10/10,486.26 = 5,156.46/x
  3. Step 3: Cross multiply
    7,006.10x = 10,486.26 × 5,156.46
  4. Step 4: Simplify right side
    7,006.10x = 54,071,980.24
  5. Step 5: Solve for x
    x = 54,071,980.24/7,006.10
  6. Step 6: Final answer
    x = 7,717.85

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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.