Home / 12,347.02-17,038.91-6,758.02

Finding the Fourth Proportional to 12,347.02, 17,038.91 and 6,758.02

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Solution

The fourth proportional to 12,347.02, 17,038.91 and 6,758.02 is: 9,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.02 : 17,038.91 = 6,758.02 : x
  2. Step 2: Convert to fraction form
    12,347.02/17,038.91 = 6,758.02/x
  3. Step 3: Cross multiply
    12,347.02x = 17,038.91 × 6,758.02
  4. Step 4: Simplify right side
    12,347.02x = 115,149,294.56
  5. Step 5: Solve for x
    x = 115,149,294.56/12,347.02
  6. Step 6: Final answer
    x = 9,326.08

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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.