Home / 7,686.65-10,607.66-4,499.25

Finding the Fourth Proportional to 7,686.65, 10,607.66 and 4,499.25

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Solution

The fourth proportional to 7,686.65, 10,607.66 and 4,499.25 is: 6,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.65 : 10,607.66 = 4,499.25 : x
  2. Step 2: Convert to fraction form
    7,686.65/10,607.66 = 4,499.25/x
  3. Step 3: Cross multiply
    7,686.65x = 10,607.66 × 4,499.25
  4. Step 4: Simplify right side
    7,686.65x = 47,726,468.85
  5. Step 5: Solve for x
    x = 47,726,468.85/7,686.65
  6. Step 6: Final answer
    x = 6,209.01

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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.