Home / 1,548.48-2,320.14-1,000.11

Finding the Fourth Proportional to 1,548.48, 2,320.14 and 1,000.11

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Solution

The fourth proportional to 1,548.48, 2,320.14 and 1,000.11 is: 1,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.48 : 2,320.14 = 1,000.11 : x
  2. Step 2: Convert to fraction form
    1,548.48/2,320.14 = 1,000.11/x
  3. Step 3: Cross multiply
    1,548.48x = 2,320.14 × 1,000.11
  4. Step 4: Simplify right side
    1,548.48x = 2,320,395.22
  5. Step 5: Solve for x
    x = 2,320,395.22/1,548.48
  6. Step 6: Final answer
    x = 1,498.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.