Home / 1,562.49-2,153.93-1,230.26

Finding the Fourth Proportional to 1,562.49, 2,153.93 and 1,230.26

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Solution

The fourth proportional to 1,562.49, 2,153.93 and 1,230.26 is: 1,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.49 : 2,153.93 = 1,230.26 : x
  2. Step 2: Convert to fraction form
    1,562.49/2,153.93 = 1,230.26/x
  3. Step 3: Cross multiply
    1,562.49x = 2,153.93 × 1,230.26
  4. Step 4: Simplify right side
    1,562.49x = 2,649,877.00
  5. Step 5: Solve for x
    x = 2,649,877.00/1,562.49
  6. Step 6: Final answer
    x = 1,695.93

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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.