Home / 6,423.36-8,854.56-5,023.68

Finding the Fourth Proportional to 6,423.36, 8,854.56 and 5,023.68

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Solution

The fourth proportional to 6,423.36, 8,854.56 and 5,023.68 is: 6,925.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.36 : 8,854.56 = 5,023.68 : x
  2. Step 2: Convert to fraction form
    6,423.36/8,854.56 = 5,023.68/x
  3. Step 3: Cross multiply
    6,423.36x = 8,854.56 × 5,023.68
  4. Step 4: Simplify right side
    6,423.36x = 44,482,475.98
  5. Step 5: Solve for x
    x = 44,482,475.98/6,423.36
  6. Step 6: Final answer
    x = 6,925.11

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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.