Home / 7,501.50-10,351.95-4,144.46

Finding the Fourth Proportional to 7,501.50, 10,351.95 and 4,144.46

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Solution

The fourth proportional to 7,501.50, 10,351.95 and 4,144.46 is: 5,719.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.50 : 10,351.95 = 4,144.46 : x
  2. Step 2: Convert to fraction form
    7,501.50/10,351.95 = 4,144.46/x
  3. Step 3: Cross multiply
    7,501.50x = 10,351.95 × 4,144.46
  4. Step 4: Simplify right side
    7,501.50x = 42,903,175.40
  5. Step 5: Solve for x
    x = 42,903,175.40/7,501.50
  6. Step 6: Final answer
    x = 5,719.28

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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.