Home / 6,528.03-9,008.78-3,543.87

Finding the Fourth Proportional to 6,528.03, 9,008.78 and 3,543.87

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Solution

The fourth proportional to 6,528.03, 9,008.78 and 3,543.87 is: 4,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.03 : 9,008.78 = 3,543.87 : x
  2. Step 2: Convert to fraction form
    6,528.03/9,008.78 = 3,543.87/x
  3. Step 3: Cross multiply
    6,528.03x = 9,008.78 × 3,543.87
  4. Step 4: Simplify right side
    6,528.03x = 31,925,927.46
  5. Step 5: Solve for x
    x = 31,925,927.46/6,528.03
  6. Step 6: Final answer
    x = 4,890.59

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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.