Home / 1,752.25-2,421.59-1,437.02

Finding the Fourth Proportional to 1,752.25, 2,421.59 and 1,437.02

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Solution

The fourth proportional to 1,752.25, 2,421.59 and 1,437.02 is: 1,985.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.25 : 2,421.59 = 1,437.02 : x
  2. Step 2: Convert to fraction form
    1,752.25/2,421.59 = 1,437.02/x
  3. Step 3: Cross multiply
    1,752.25x = 2,421.59 × 1,437.02
  4. Step 4: Simplify right side
    1,752.25x = 3,479,873.26
  5. Step 5: Solve for x
    x = 3,479,873.26/1,752.25
  6. Step 6: Final answer
    x = 1,985.95

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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.