Home / 8,477.10-11,697.28-4,700.08

Finding the Fourth Proportional to 8,477.10, 11,697.28 and 4,700.08

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Solution

The fourth proportional to 8,477.10, 11,697.28 and 4,700.08 is: 6,485.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.10 : 11,697.28 = 4,700.08 : x
  2. Step 2: Convert to fraction form
    8,477.10/11,697.28 = 4,700.08/x
  3. Step 3: Cross multiply
    8,477.10x = 11,697.28 × 4,700.08
  4. Step 4: Simplify right side
    8,477.10x = 54,978,151.78
  5. Step 5: Solve for x
    x = 54,978,151.78/8,477.10
  6. Step 6: Final answer
    x = 6,485.49

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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.