Home / 7,639.04-10,541.22-4,805.48

Finding the Fourth Proportional to 7,639.04, 10,541.22 and 4,805.48

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Solution

The fourth proportional to 7,639.04, 10,541.22 and 4,805.48 is: 6,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639.04 : 10,541.22 = 4,805.48 : x
  2. Step 2: Convert to fraction form
    7,639.04/10,541.22 = 4,805.48/x
  3. Step 3: Cross multiply
    7,639.04x = 10,541.22 × 4,805.48
  4. Step 4: Simplify right side
    7,639.04x = 50,655,621.89
  5. Step 5: Solve for x
    x = 50,655,621.89/7,639.04
  6. Step 6: Final answer
    x = 6,631.15

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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.