Home / 2,409.12-3,325.71-1,526.13

Finding the Fourth Proportional to 2,409.12, 3,325.71 and 1,526.13

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Solution

The fourth proportional to 2,409.12, 3,325.71 and 1,526.13 is: 2,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.12 : 3,325.71 = 1,526.13 : x
  2. Step 2: Convert to fraction form
    2,409.12/3,325.71 = 1,526.13/x
  3. Step 3: Cross multiply
    2,409.12x = 3,325.71 × 1,526.13
  4. Step 4: Simplify right side
    2,409.12x = 5,075,465.80
  5. Step 5: Solve for x
    x = 5,075,465.80/2,409.12
  6. Step 6: Final answer
    x = 2,106.77

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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.