Home / 2,364.48-3,262.80-1,420.32

Finding the Fourth Proportional to 2,364.48, 3,262.80 and 1,420.32

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Solution

The fourth proportional to 2,364.48, 3,262.80 and 1,420.32 is: 1,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.48 : 3,262.80 = 1,420.32 : x
  2. Step 2: Convert to fraction form
    2,364.48/3,262.80 = 1,420.32/x
  3. Step 3: Cross multiply
    2,364.48x = 3,262.80 × 1,420.32
  4. Step 4: Simplify right side
    2,364.48x = 4,634,220.10
  5. Step 5: Solve for x
    x = 4,634,220.10/2,364.48
  6. Step 6: Final answer
    x = 1,959.93

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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.