Home / 2,459.03-3,393.47-1,339.98

Finding the Fourth Proportional to 2,459.03, 3,393.47 and 1,339.98

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Solution

The fourth proportional to 2,459.03, 3,393.47 and 1,339.98 is: 1,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.03 : 3,393.47 = 1,339.98 : x
  2. Step 2: Convert to fraction form
    2,459.03/3,393.47 = 1,339.98/x
  3. Step 3: Cross multiply
    2,459.03x = 3,393.47 × 1,339.98
  4. Step 4: Simplify right side
    2,459.03x = 4,547,158.26
  5. Step 5: Solve for x
    x = 4,547,158.26/2,459.03
  6. Step 6: Final answer
    x = 1,849.17

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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.