Home / 8,284.77-11,429.13-4,925.70

Finding the Fourth Proportional to 8,284.77, 11,429.13 and 4,925.70

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Solution

The fourth proportional to 8,284.77, 11,429.13 and 4,925.70 is: 6,795.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.77 : 11,429.13 = 4,925.70 : x
  2. Step 2: Convert to fraction form
    8,284.77/11,429.13 = 4,925.70/x
  3. Step 3: Cross multiply
    8,284.77x = 11,429.13 × 4,925.70
  4. Step 4: Simplify right side
    8,284.77x = 56,296,465.64
  5. Step 5: Solve for x
    x = 56,296,465.64/8,284.77
  6. Step 6: Final answer
    x = 6,795.18

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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.