Home / 7,156.41-9,874.62-4,507.35

Finding the Fourth Proportional to 7,156.41, 9,874.62 and 4,507.35

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Solution

The fourth proportional to 7,156.41, 9,874.62 and 4,507.35 is: 6,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.41 : 9,874.62 = 4,507.35 : x
  2. Step 2: Convert to fraction form
    7,156.41/9,874.62 = 4,507.35/x
  3. Step 3: Cross multiply
    7,156.41x = 9,874.62 × 4,507.35
  4. Step 4: Simplify right side
    7,156.41x = 44,508,368.46
  5. Step 5: Solve for x
    x = 44,508,368.46/7,156.41
  6. Step 6: Final answer
    x = 6,219.37

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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.