Home / 7,681.47-10,599.63-4,324.20

Finding the Fourth Proportional to 7,681.47, 10,599.63 and 4,324.20

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Solution

The fourth proportional to 7,681.47, 10,599.63 and 4,324.20 is: 5,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681.47 : 10,599.63 = 4,324.20 : x
  2. Step 2: Convert to fraction form
    7,681.47/10,599.63 = 4,324.20/x
  3. Step 3: Cross multiply
    7,681.47x = 10,599.63 × 4,324.20
  4. Step 4: Simplify right side
    7,681.47x = 45,834,920.05
  5. Step 5: Solve for x
    x = 45,834,920.05/7,681.47
  6. Step 6: Final answer
    x = 5,966.95

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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.