Home / 7,032.20-10,547.38-3,135.68

Finding the Fourth Proportional to 7,032.20, 10,547.38 and 3,135.68

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Solution

The fourth proportional to 7,032.20, 10,547.38 and 3,135.68 is: 4,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.20 : 10,547.38 = 3,135.68 : x
  2. Step 2: Convert to fraction form
    7,032.20/10,547.38 = 3,135.68/x
  3. Step 3: Cross multiply
    7,032.20x = 10,547.38 × 3,135.68
  4. Step 4: Simplify right side
    7,032.20x = 33,073,208.52
  5. Step 5: Solve for x
    x = 33,073,208.52/7,032.20
  6. Step 6: Final answer
    x = 4,703.11

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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.