Home / 9,847.10-13,589.02-6,312.36

Finding the Fourth Proportional to 9,847.10, 13,589.02 and 6,312.36

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Solution

The fourth proportional to 9,847.10, 13,589.02 and 6,312.36 is: 8,711.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847.10 : 13,589.02 = 6,312.36 : x
  2. Step 2: Convert to fraction form
    9,847.10/13,589.02 = 6,312.36/x
  3. Step 3: Cross multiply
    9,847.10x = 13,589.02 × 6,312.36
  4. Step 4: Simplify right side
    9,847.10x = 85,778,786.29
  5. Step 5: Solve for x
    x = 85,778,786.29/9,847.10
  6. Step 6: Final answer
    x = 8,711.07

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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.