Home / 7,390.02-10,198.16-4,032.84

Finding the Fourth Proportional to 7,390.02, 10,198.16 and 4,032.84

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Solution

The fourth proportional to 7,390.02, 10,198.16 and 4,032.84 is: 5,565.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.02 : 10,198.16 = 4,032.84 : x
  2. Step 2: Convert to fraction form
    7,390.02/10,198.16 = 4,032.84/x
  3. Step 3: Cross multiply
    7,390.02x = 10,198.16 × 4,032.84
  4. Step 4: Simplify right side
    7,390.02x = 41,127,547.57
  5. Step 5: Solve for x
    x = 41,127,547.57/7,390.02
  6. Step 6: Final answer
    x = 5,565.28

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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.