Home / 1,810.37-2,500.13-1,560.29

Finding the Fourth Proportional to 1,810.37, 2,500.13 and 1,560.29

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Solution

The fourth proportional to 1,810.37, 2,500.13 and 1,560.29 is: 2,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.37 : 2,500.13 = 1,560.29 : x
  2. Step 2: Convert to fraction form
    1,810.37/2,500.13 = 1,560.29/x
  3. Step 3: Cross multiply
    1,810.37x = 2,500.13 × 1,560.29
  4. Step 4: Simplify right side
    1,810.37x = 3,900,927.84
  5. Step 5: Solve for x
    x = 3,900,927.84/1,810.37
  6. Step 6: Final answer
    x = 2,154.77

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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.