Home / 4,427.95-6,641.47-2,345.75

Finding the Fourth Proportional to 4,427.95, 6,641.47 and 2,345.75

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Solution

The fourth proportional to 4,427.95, 6,641.47 and 2,345.75 is: 3,518.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.95 : 6,641.47 = 2,345.75 : x
  2. Step 2: Convert to fraction form
    4,427.95/6,641.47 = 2,345.75/x
  3. Step 3: Cross multiply
    4,427.95x = 6,641.47 × 2,345.75
  4. Step 4: Simplify right side
    4,427.95x = 15,579,189.18
  5. Step 5: Solve for x
    x = 15,579,189.18/4,427.95
  6. Step 6: Final answer
    x = 3,518.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.