Home / 6,389.22-9,572.30-5,348.10

Finding the Fourth Proportional to 6,389.22, 9,572.30 and 5,348.10

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Solution

The fourth proportional to 6,389.22, 9,572.30 and 5,348.10 is: 8,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.22 : 9,572.30 = 5,348.10 : x
  2. Step 2: Convert to fraction form
    6,389.22/9,572.30 = 5,348.10/x
  3. Step 3: Cross multiply
    6,389.22x = 9,572.30 × 5,348.10
  4. Step 4: Simplify right side
    6,389.22x = 51,193,617.63
  5. Step 5: Solve for x
    x = 51,193,617.63/6,389.22
  6. Step 6: Final answer
    x = 8,012.50

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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.