Home / 5,897.16-8,138.40-3,541.32

Finding the Fourth Proportional to 5,897.16, 8,138.40 and 3,541.32

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Solution

The fourth proportional to 5,897.16, 8,138.40 and 3,541.32 is: 4,887.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,897.16 : 8,138.40 = 3,541.32 : x
  2. Step 2: Convert to fraction form
    5,897.16/8,138.40 = 3,541.32/x
  3. Step 3: Cross multiply
    5,897.16x = 8,138.40 × 3,541.32
  4. Step 4: Simplify right side
    5,897.16x = 28,820,678.69
  5. Step 5: Solve for x
    x = 28,820,678.69/5,897.16
  6. Step 6: Final answer
    x = 4,887.21

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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.