Home / 4,775.15-7,113.48-4,630.05

Finding the Fourth Proportional to 4,775.15, 7,113.48 and 4,630.05

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Solution

The fourth proportional to 4,775.15, 7,113.48 and 4,630.05 is: 6,897.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.15 : 7,113.48 = 4,630.05 : x
  2. Step 2: Convert to fraction form
    4,775.15/7,113.48 = 4,630.05/x
  3. Step 3: Cross multiply
    4,775.15x = 7,113.48 × 4,630.05
  4. Step 4: Simplify right side
    4,775.15x = 32,935,768.07
  5. Step 5: Solve for x
    x = 32,935,768.07/4,775.15
  6. Step 6: Final answer
    x = 6,897.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.