Home / 4,955.51-7,434.03-1,668.34

Finding the Fourth Proportional to 4,955.51, 7,434.03 and 1,668.34

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Solution

The fourth proportional to 4,955.51, 7,434.03 and 1,668.34 is: 2,502.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.51 : 7,434.03 = 1,668.34 : x
  2. Step 2: Convert to fraction form
    4,955.51/7,434.03 = 1,668.34/x
  3. Step 3: Cross multiply
    4,955.51x = 7,434.03 × 1,668.34
  4. Step 4: Simplify right side
    4,955.51x = 12,402,444.10
  5. Step 5: Solve for x
    x = 12,402,444.10/4,955.51
  6. Step 6: Final answer
    x = 2,502.76

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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.