Home / 6,475.19-8,937.78-4,981.35

Finding the Fourth Proportional to 6,475.19, 8,937.78 and 4,981.35

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Solution

The fourth proportional to 6,475.19, 8,937.78 and 4,981.35 is: 6,875.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475.19 : 8,937.78 = 4,981.35 : x
  2. Step 2: Convert to fraction form
    6,475.19/8,937.78 = 4,981.35/x
  3. Step 3: Cross multiply
    6,475.19x = 8,937.78 × 4,981.35
  4. Step 4: Simplify right side
    6,475.19x = 44,522,174.96
  5. Step 5: Solve for x
    x = 44,522,174.96/6,475.19
  6. Step 6: Final answer
    x = 6,875.81

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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.