Home / 2,656.08-3,984.86-924.48

Finding the Fourth Proportional to 2,656.08, 3,984.86 and 924.48

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Solution

The fourth proportional to 2,656.08, 3,984.86 and 924.48 is: 1,386.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.08 : 3,984.86 = 924.48 : x
  2. Step 2: Convert to fraction form
    2,656.08/3,984.86 = 924.48/x
  3. Step 3: Cross multiply
    2,656.08x = 3,984.86 × 924.48
  4. Step 4: Simplify right side
    2,656.08x = 3,683,923.37
  5. Step 5: Solve for x
    x = 3,683,923.37/2,656.08
  6. Step 6: Final answer
    x = 1,386.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.