Home / 7,335.84-10,995.66-2,890.20

Finding the Fourth Proportional to 7,335.84, 10,995.66 and 2,890.20

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Solution

The fourth proportional to 7,335.84, 10,995.66 and 2,890.20 is: 4,332.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.84 : 10,995.66 = 2,890.20 : x
  2. Step 2: Convert to fraction form
    7,335.84/10,995.66 = 2,890.20/x
  3. Step 3: Cross multiply
    7,335.84x = 10,995.66 × 2,890.20
  4. Step 4: Simplify right side
    7,335.84x = 31,779,656.53
  5. Step 5: Solve for x
    x = 31,779,656.53/7,335.84
  6. Step 6: Final answer
    x = 4,332.11

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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.