Home / 9,265.66-12,785.73-5,488.83

Finding the Fourth Proportional to 9,265.66, 12,785.73 and 5,488.83

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Solution

The fourth proportional to 9,265.66, 12,785.73 and 5,488.83 is: 7,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.66 : 12,785.73 = 5,488.83 : x
  2. Step 2: Convert to fraction form
    9,265.66/12,785.73 = 5,488.83/x
  3. Step 3: Cross multiply
    9,265.66x = 12,785.73 × 5,488.83
  4. Step 4: Simplify right side
    9,265.66x = 70,178,677.81
  5. Step 5: Solve for x
    x = 70,178,677.81/9,265.66
  6. Step 6: Final answer
    x = 7,574.06

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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.