Home / 7,503.90-10,355.19-4,146.48

Finding the Fourth Proportional to 7,503.90, 10,355.19 and 4,146.48

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Solution

The fourth proportional to 7,503.90, 10,355.19 and 4,146.48 is: 5,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.90 : 10,355.19 = 4,146.48 : x
  2. Step 2: Convert to fraction form
    7,503.90/10,355.19 = 4,146.48/x
  3. Step 3: Cross multiply
    7,503.90x = 10,355.19 × 4,146.48
  4. Step 4: Simplify right side
    7,503.90x = 42,937,588.23
  5. Step 5: Solve for x
    x = 42,937,588.23/7,503.90
  6. Step 6: Final answer
    x = 5,722.04

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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.