Home / 9,264.06-12,779.10-6,426.36

Finding the Fourth Proportional to 9,264.06, 12,779.10 and 6,426.36

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Solution

The fourth proportional to 9,264.06, 12,779.10 and 6,426.36 is: 8,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,264.06 : 12,779.10 = 6,426.36 : x
  2. Step 2: Convert to fraction form
    9,264.06/12,779.10 = 6,426.36/x
  3. Step 3: Cross multiply
    9,264.06x = 12,779.10 × 6,426.36
  4. Step 4: Simplify right side
    9,264.06x = 82,123,097.08
  5. Step 5: Solve for x
    x = 82,123,097.08/9,264.06
  6. Step 6: Final answer
    x = 8,864.70

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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.