Home / 8,858.07-13,275.86-4,167.77

Finding the Fourth Proportional to 8,858.07, 13,275.86 and 4,167.77

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Solution

The fourth proportional to 8,858.07, 13,275.86 and 4,167.77 is: 6,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.07 : 13,275.86 = 4,167.77 : x
  2. Step 2: Convert to fraction form
    8,858.07/13,275.86 = 4,167.77/x
  3. Step 3: Cross multiply
    8,858.07x = 13,275.86 × 4,167.77
  4. Step 4: Simplify right side
    8,858.07x = 55,330,643.81
  5. Step 5: Solve for x
    x = 55,330,643.81/8,858.07
  6. Step 6: Final answer
    x = 6,246.35

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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.