Home / 7,486.16-10,324.68-5,911.76

Finding the Fourth Proportional to 7,486.16, 10,324.68 and 5,911.76

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Solution

The fourth proportional to 7,486.16, 10,324.68 and 5,911.76 is: 8,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.16 : 10,324.68 = 5,911.76 : x
  2. Step 2: Convert to fraction form
    7,486.16/10,324.68 = 5,911.76/x
  3. Step 3: Cross multiply
    7,486.16x = 10,324.68 × 5,911.76
  4. Step 4: Simplify right side
    7,486.16x = 61,037,030.24
  5. Step 5: Solve for x
    x = 61,037,030.24/7,486.16
  6. Step 6: Final answer
    x = 8,153.32

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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.