Home / 7,587.21-10,471.77-5,030.43

Finding the Fourth Proportional to 7,587.21, 10,471.77 and 5,030.43

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Solution

The fourth proportional to 7,587.21, 10,471.77 and 5,030.43 is: 6,942.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.21 : 10,471.77 = 5,030.43 : x
  2. Step 2: Convert to fraction form
    7,587.21/10,471.77 = 5,030.43/x
  3. Step 3: Cross multiply
    7,587.21x = 10,471.77 × 5,030.43
  4. Step 4: Simplify right side
    7,587.21x = 52,677,505.96
  5. Step 5: Solve for x
    x = 52,677,505.96/7,587.21
  6. Step 6: Final answer
    x = 6,942.94

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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.