Home / 8,253.86-11,389.65-4,527.86

Finding the Fourth Proportional to 8,253.86, 11,389.65 and 4,527.86

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Solution

The fourth proportional to 8,253.86, 11,389.65 and 4,527.86 is: 6,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.86 : 11,389.65 = 4,527.86 : x
  2. Step 2: Convert to fraction form
    8,253.86/11,389.65 = 4,527.86/x
  3. Step 3: Cross multiply
    8,253.86x = 11,389.65 × 4,527.86
  4. Step 4: Simplify right side
    8,253.86x = 51,570,740.65
  5. Step 5: Solve for x
    x = 51,570,740.65/8,253.86
  6. Step 6: Final answer
    x = 6,248.08

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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.