Home / 9,049.02-12,479.67-6,530.46

Finding the Fourth Proportional to 9,049.02, 12,479.67 and 6,530.46

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Solution

The fourth proportional to 9,049.02, 12,479.67 and 6,530.46 is: 9,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.02 : 12,479.67 = 6,530.46 : x
  2. Step 2: Convert to fraction form
    9,049.02/12,479.67 = 6,530.46/x
  3. Step 3: Cross multiply
    9,049.02x = 12,479.67 × 6,530.46
  4. Step 4: Simplify right side
    9,049.02x = 81,497,985.75
  5. Step 5: Solve for x
    x = 81,497,985.75/9,049.02
  6. Step 6: Final answer
    x = 9,006.28

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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.