Home / 9,822.40-14,733.60-8,510.20

Finding the Fourth Proportional to 9,822.40, 14,733.60 and 8,510.20

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Solution

The fourth proportional to 9,822.40, 14,733.60 and 8,510.20 is: 12,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822.40 : 14,733.60 = 8,510.20 : x
  2. Step 2: Convert to fraction form
    9,822.40/14,733.60 = 8,510.20/x
  3. Step 3: Cross multiply
    9,822.40x = 14,733.60 × 8,510.20
  4. Step 4: Simplify right side
    9,822.40x = 125,385,882.72
  5. Step 5: Solve for x
    x = 125,385,882.72/9,822.40
  6. Step 6: Final answer
    x = 12,765.30

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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.