Home / 4,657.50-6,427.45-2,561.63

Finding the Fourth Proportional to 4,657.50, 6,427.45 and 2,561.63

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Solution

The fourth proportional to 4,657.50, 6,427.45 and 2,561.63 is: 3,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.50 : 6,427.45 = 2,561.63 : x
  2. Step 2: Convert to fraction form
    4,657.50/6,427.45 = 2,561.63/x
  3. Step 3: Cross multiply
    4,657.50x = 6,427.45 × 2,561.63
  4. Step 4: Simplify right side
    4,657.50x = 16,464,719.81
  5. Step 5: Solve for x
    x = 16,464,719.81/4,657.50
  6. Step 6: Final answer
    x = 3,535.10

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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.