Home / 2,330.16-3,513.54-2,136.45

Finding the Fourth Proportional to 2,330.16, 3,513.54 and 2,136.45

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Solution

The fourth proportional to 2,330.16, 3,513.54 and 2,136.45 is: 3,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.16 : 3,513.54 = 2,136.45 : x
  2. Step 2: Convert to fraction form
    2,330.16/3,513.54 = 2,136.45/x
  3. Step 3: Cross multiply
    2,330.16x = 3,513.54 × 2,136.45
  4. Step 4: Simplify right side
    2,330.16x = 7,506,502.53
  5. Step 5: Solve for x
    x = 7,506,502.53/2,330.16
  6. Step 6: Final answer
    x = 3,221.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.