Home / 7,156.27-9,875.44-4,012.46

Finding the Fourth Proportional to 7,156.27, 9,875.44 and 4,012.46

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Solution

The fourth proportional to 7,156.27, 9,875.44 and 4,012.46 is: 5,537.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.27 : 9,875.44 = 4,012.46 : x
  2. Step 2: Convert to fraction form
    7,156.27/9,875.44 = 4,012.46/x
  3. Step 3: Cross multiply
    7,156.27x = 9,875.44 × 4,012.46
  4. Step 4: Simplify right side
    7,156.27x = 39,624,839.71
  5. Step 5: Solve for x
    x = 39,624,839.71/7,156.27
  6. Step 6: Final answer
    x = 5,537.08

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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.