Home / 7,345.68-10,140.32-4,362.48

Finding the Fourth Proportional to 7,345.68, 10,140.32 and 4,362.48

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Solution

The fourth proportional to 7,345.68, 10,140.32 and 4,362.48 is: 6,022.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.68 : 10,140.32 = 4,362.48 : x
  2. Step 2: Convert to fraction form
    7,345.68/10,140.32 = 4,362.48/x
  3. Step 3: Cross multiply
    7,345.68x = 10,140.32 × 4,362.48
  4. Step 4: Simplify right side
    7,345.68x = 44,236,892.49
  5. Step 5: Solve for x
    x = 44,236,892.49/7,345.68
  6. Step 6: Final answer
    x = 6,022.16

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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.