Home / 4,842.77-7,263.28-1,284.91

Finding the Fourth Proportional to 4,842.77, 7,263.28 and 1,284.91

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Solution

The fourth proportional to 4,842.77, 7,263.28 and 1,284.91 is: 1,927.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.77 : 7,263.28 = 1,284.91 : x
  2. Step 2: Convert to fraction form
    4,842.77/7,263.28 = 1,284.91/x
  3. Step 3: Cross multiply
    4,842.77x = 7,263.28 × 1,284.91
  4. Step 4: Simplify right side
    4,842.77x = 9,332,661.10
  5. Step 5: Solve for x
    x = 9,332,661.10/4,842.77
  6. Step 6: Final answer
    x = 1,927.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.