Home / 2,437.13-3,363.32-1,389.13

Finding the Fourth Proportional to 2,437.13, 3,363.32 and 1,389.13

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Solution

The fourth proportional to 2,437.13, 3,363.32 and 1,389.13 is: 1,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.13 : 3,363.32 = 1,389.13 : x
  2. Step 2: Convert to fraction form
    2,437.13/3,363.32 = 1,389.13/x
  3. Step 3: Cross multiply
    2,437.13x = 3,363.32 × 1,389.13
  4. Step 4: Simplify right side
    2,437.13x = 4,672,088.71
  5. Step 5: Solve for x
    x = 4,672,088.71/2,437.13
  6. Step 6: Final answer
    x = 1,917.05

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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.