Home / 7,046.15-9,719.96-5,717.52

Finding the Fourth Proportional to 7,046.15, 9,719.96 and 5,717.52

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Solution

The fourth proportional to 7,046.15, 9,719.96 and 5,717.52 is: 7,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,046.15 : 9,719.96 = 5,717.52 : x
  2. Step 2: Convert to fraction form
    7,046.15/9,719.96 = 5,717.52/x
  3. Step 3: Cross multiply
    7,046.15x = 9,719.96 × 5,717.52
  4. Step 4: Simplify right side
    7,046.15x = 55,574,037.11
  5. Step 5: Solve for x
    x = 55,574,037.11/7,046.15
  6. Step 6: Final answer
    x = 7,887.15

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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.