Home / 7,686.04-10,606.80-4,329.01

Finding the Fourth Proportional to 7,686.04, 10,606.80 and 4,329.01

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Solution

The fourth proportional to 7,686.04, 10,606.80 and 4,329.01 is: 5,974.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.04 : 10,606.80 = 4,329.01 : x
  2. Step 2: Convert to fraction form
    7,686.04/10,606.80 = 4,329.01/x
  3. Step 3: Cross multiply
    7,686.04x = 10,606.80 × 4,329.01
  4. Step 4: Simplify right side
    7,686.04x = 45,916,943.27
  5. Step 5: Solve for x
    x = 45,916,943.27/7,686.04
  6. Step 6: Final answer
    x = 5,974.07

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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.