Home / 7,487.37-10,332.55-4,300.87

Finding the Fourth Proportional to 7,487.37, 10,332.55 and 4,300.87

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Solution

The fourth proportional to 7,487.37, 10,332.55 and 4,300.87 is: 5,935.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.37 : 10,332.55 = 4,300.87 : x
  2. Step 2: Convert to fraction form
    7,487.37/10,332.55 = 4,300.87/x
  3. Step 3: Cross multiply
    7,487.37x = 10,332.55 × 4,300.87
  4. Step 4: Simplify right side
    7,487.37x = 44,438,954.32
  5. Step 5: Solve for x
    x = 44,438,954.32/7,487.37
  6. Step 6: Final answer
    x = 5,935.19

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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.