Home / 9,785.08-13,502.10-5,536.72

Finding the Fourth Proportional to 9,785.08, 13,502.10 and 5,536.72

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Solution

The fourth proportional to 9,785.08, 13,502.10 and 5,536.72 is: 7,639.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.08 : 13,502.10 = 5,536.72 : x
  2. Step 2: Convert to fraction form
    9,785.08/13,502.10 = 5,536.72/x
  3. Step 3: Cross multiply
    9,785.08x = 13,502.10 × 5,536.72
  4. Step 4: Simplify right side
    9,785.08x = 74,757,347.11
  5. Step 5: Solve for x
    x = 74,757,347.11/9,785.08
  6. Step 6: Final answer
    x = 7,639.93

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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.