Home / 3,404.95-4,696.01-2,875.06

Finding the Fourth Proportional to 3,404.95, 4,696.01 and 2,875.06

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Solution

The fourth proportional to 3,404.95, 4,696.01 and 2,875.06 is: 3,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.95 : 4,696.01 = 2,875.06 : x
  2. Step 2: Convert to fraction form
    3,404.95/4,696.01 = 2,875.06/x
  3. Step 3: Cross multiply
    3,404.95x = 4,696.01 × 2,875.06
  4. Step 4: Simplify right side
    3,404.95x = 13,501,312.79
  5. Step 5: Solve for x
    x = 13,501,312.79/3,404.95
  6. Step 6: Final answer
    x = 3,965.20

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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.