Home / 5,887.80-8,117.76-4,313.16

Finding the Fourth Proportional to 5,887.80, 8,117.76 and 4,313.16

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Solution

The fourth proportional to 5,887.80, 8,117.76 and 4,313.16 is: 5,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.80 : 8,117.76 = 4,313.16 : x
  2. Step 2: Convert to fraction form
    5,887.80/8,117.76 = 4,313.16/x
  3. Step 3: Cross multiply
    5,887.80x = 8,117.76 × 4,313.16
  4. Step 4: Simplify right side
    5,887.80x = 35,013,197.72
  5. Step 5: Solve for x
    x = 35,013,197.72/5,887.80
  6. Step 6: Final answer
    x = 5,946.74

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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.