Home / 8,875.86-13,313.71-2,635.35

Finding the Fourth Proportional to 8,875.86, 13,313.71 and 2,635.35

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Solution

The fourth proportional to 8,875.86, 13,313.71 and 2,635.35 is: 3,953.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.86 : 13,313.71 = 2,635.35 : x
  2. Step 2: Convert to fraction form
    8,875.86/13,313.71 = 2,635.35/x
  3. Step 3: Cross multiply
    8,875.86x = 13,313.71 × 2,635.35
  4. Step 4: Simplify right side
    8,875.86x = 35,086,285.65
  5. Step 5: Solve for x
    x = 35,086,285.65/8,875.86
  6. Step 6: Final answer
    x = 3,953.00

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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.