Home / 1,770.14-2,442.76-973.50

Finding the Fourth Proportional to 1,770.14, 2,442.76 and 973.50

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Solution

The fourth proportional to 1,770.14, 2,442.76 and 973.50 is: 1,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.14 : 2,442.76 = 973.50 : x
  2. Step 2: Convert to fraction form
    1,770.14/2,442.76 = 973.50/x
  3. Step 3: Cross multiply
    1,770.14x = 2,442.76 × 973.50
  4. Step 4: Simplify right side
    1,770.14x = 2,378,026.86
  5. Step 5: Solve for x
    x = 2,378,026.86/1,770.14
  6. Step 6: Final answer
    x = 1,343.41

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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.