Home / 7,750.64-10,693.47-4,392.23

Finding the Fourth Proportional to 7,750.64, 10,693.47 and 4,392.23

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Solution

The fourth proportional to 7,750.64, 10,693.47 and 4,392.23 is: 6,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.64 : 10,693.47 = 4,392.23 : x
  2. Step 2: Convert to fraction form
    7,750.64/10,693.47 = 4,392.23/x
  3. Step 3: Cross multiply
    7,750.64x = 10,693.47 × 4,392.23
  4. Step 4: Simplify right side
    7,750.64x = 46,968,118.04
  5. Step 5: Solve for x
    x = 46,968,118.04/7,750.64
  6. Step 6: Final answer
    x = 6,059.90

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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.