Home / 7,371.16-10,172.23-4,386.98

Finding the Fourth Proportional to 7,371.16, 10,172.23 and 4,386.98

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Solution

The fourth proportional to 7,371.16, 10,172.23 and 4,386.98 is: 6,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.16 : 10,172.23 = 4,386.98 : x
  2. Step 2: Convert to fraction form
    7,371.16/10,172.23 = 4,386.98/x
  3. Step 3: Cross multiply
    7,371.16x = 10,172.23 × 4,386.98
  4. Step 4: Simplify right side
    7,371.16x = 44,625,369.57
  5. Step 5: Solve for x
    x = 44,625,369.57/7,371.16
  6. Step 6: Final answer
    x = 6,054.05

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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.