Home / 9,507.02-13,115.67-6,364.22

Finding the Fourth Proportional to 9,507.02, 13,115.67 and 6,364.22

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Solution

The fourth proportional to 9,507.02, 13,115.67 and 6,364.22 is: 8,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,507.02 : 13,115.67 = 6,364.22 : x
  2. Step 2: Convert to fraction form
    9,507.02/13,115.67 = 6,364.22/x
  3. Step 3: Cross multiply
    9,507.02x = 13,115.67 × 6,364.22
  4. Step 4: Simplify right side
    9,507.02x = 83,471,009.33
  5. Step 5: Solve for x
    x = 83,471,009.33/9,507.02
  6. Step 6: Final answer
    x = 8,779.93

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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.