Home / 9,017.90-13,507.72-5,886.86

Finding the Fourth Proportional to 9,017.90, 13,507.72 and 5,886.86

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Solution

The fourth proportional to 9,017.90, 13,507.72 and 5,886.86 is: 8,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,017.90 : 13,507.72 = 5,886.86 : x
  2. Step 2: Convert to fraction form
    9,017.90/13,507.72 = 5,886.86/x
  3. Step 3: Cross multiply
    9,017.90x = 13,507.72 × 5,886.86
  4. Step 4: Simplify right side
    9,017.90x = 79,518,056.56
  5. Step 5: Solve for x
    x = 79,518,056.56/9,017.90
  6. Step 6: Final answer
    x = 8,817.80

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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.