Home / 1,501.96-2,073.47-943.26

Finding the Fourth Proportional to 1,501.96, 2,073.47 and 943.26

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Solution

The fourth proportional to 1,501.96, 2,073.47 and 943.26 is: 1,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.96 : 2,073.47 = 943.26 : x
  2. Step 2: Convert to fraction form
    1,501.96/2,073.47 = 943.26/x
  3. Step 3: Cross multiply
    1,501.96x = 2,073.47 × 943.26
  4. Step 4: Simplify right side
    1,501.96x = 1,955,821.31
  5. Step 5: Solve for x
    x = 1,955,821.31/1,501.96
  6. Step 6: Final answer
    x = 1,302.18

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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.