Home / 7,109.66-10,655.84-5,030.26

Finding the Fourth Proportional to 7,109.66, 10,655.84 and 5,030.26

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Solution

The fourth proportional to 7,109.66, 10,655.84 and 5,030.26 is: 7,539.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109.66 : 10,655.84 = 5,030.26 : x
  2. Step 2: Convert to fraction form
    7,109.66/10,655.84 = 5,030.26/x
  3. Step 3: Cross multiply
    7,109.66x = 10,655.84 × 5,030.26
  4. Step 4: Simplify right side
    7,109.66x = 53,601,715.42
  5. Step 5: Solve for x
    x = 53,601,715.42/7,109.66
  6. Step 6: Final answer
    x = 7,539.28

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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.