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Finding the Fourth Proportional to 7,655.70, 10,559.08 and 6,595.26

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Solution

The fourth proportional to 7,655.70, 10,559.08 and 6,595.26 is: 9,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.70 : 10,559.08 = 6,595.26 : x
  2. Step 2: Convert to fraction form
    7,655.70/10,559.08 = 6,595.26/x
  3. Step 3: Cross multiply
    7,655.70x = 10,559.08 × 6,595.26
  4. Step 4: Simplify right side
    7,655.70x = 69,639,877.96
  5. Step 5: Solve for x
    x = 69,639,877.96/7,655.70
  6. Step 6: Final answer
    x = 9,096.47

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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.