Home / 7,260.40-10,876.02-6,145.03

Finding the Fourth Proportional to 7,260.40, 10,876.02 and 6,145.03

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Solution

The fourth proportional to 7,260.40, 10,876.02 and 6,145.03 is: 9,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.40 : 10,876.02 = 6,145.03 : x
  2. Step 2: Convert to fraction form
    7,260.40/10,876.02 = 6,145.03/x
  3. Step 3: Cross multiply
    7,260.40x = 10,876.02 × 6,145.03
  4. Step 4: Simplify right side
    7,260.40x = 66,833,438.46
  5. Step 5: Solve for x
    x = 66,833,438.46/7,260.40
  6. Step 6: Final answer
    x = 9,205.20

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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.