Home / 5,330.84-7,995.65-1,435.55

Finding the Fourth Proportional to 5,330.84, 7,995.65 and 1,435.55

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Solution

The fourth proportional to 5,330.84, 7,995.65 and 1,435.55 is: 2,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.84 : 7,995.65 = 1,435.55 : x
  2. Step 2: Convert to fraction form
    5,330.84/7,995.65 = 1,435.55/x
  3. Step 3: Cross multiply
    5,330.84x = 7,995.65 × 1,435.55
  4. Step 4: Simplify right side
    5,330.84x = 11,478,108.20
  5. Step 5: Solve for x
    x = 11,478,108.20/5,330.84
  6. Step 6: Final answer
    x = 2,153.15

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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.