Home / 2,521.14-3,479.42-1,526.70

Finding the Fourth Proportional to 2,521.14, 3,479.42 and 1,526.70

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Solution

The fourth proportional to 2,521.14, 3,479.42 and 1,526.70 is: 2,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.14 : 3,479.42 = 1,526.70 : x
  2. Step 2: Convert to fraction form
    2,521.14/3,479.42 = 1,526.70/x
  3. Step 3: Cross multiply
    2,521.14x = 3,479.42 × 1,526.70
  4. Step 4: Simplify right side
    2,521.14x = 5,312,030.51
  5. Step 5: Solve for x
    x = 5,312,030.51/2,521.14
  6. Step 6: Final answer
    x = 2,107.00

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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.