Home / 2,001.18-3,000.15-904.98

Finding the Fourth Proportional to 2,001.18, 3,000.15 and 904.98

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Solution

The fourth proportional to 2,001.18, 3,000.15 and 904.98 is: 1,356.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.18 : 3,000.15 = 904.98 : x
  2. Step 2: Convert to fraction form
    2,001.18/3,000.15 = 904.98/x
  3. Step 3: Cross multiply
    2,001.18x = 3,000.15 × 904.98
  4. Step 4: Simplify right side
    2,001.18x = 2,715,075.75
  5. Step 5: Solve for x
    x = 2,715,075.75/2,001.18
  6. Step 6: Final answer
    x = 1,356.74

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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.