Home / 7,628.27-11,445.15-4,703.18

Finding the Fourth Proportional to 7,628.27, 11,445.15 and 4,703.18

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Solution

The fourth proportional to 7,628.27, 11,445.15 and 4,703.18 is: 7,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.27 : 11,445.15 = 4,703.18 : x
  2. Step 2: Convert to fraction form
    7,628.27/11,445.15 = 4,703.18/x
  3. Step 3: Cross multiply
    7,628.27x = 11,445.15 × 4,703.18
  4. Step 4: Simplify right side
    7,628.27x = 53,828,600.58
  5. Step 5: Solve for x
    x = 53,828,600.58/7,628.27
  6. Step 6: Final answer
    x = 7,056.46

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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.