Home / 1,437.22-2,152.14-948.76

Finding the Fourth Proportional to 1,437.22, 2,152.14 and 948.76

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Solution

The fourth proportional to 1,437.22, 2,152.14 and 948.76 is: 1,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.22 : 2,152.14 = 948.76 : x
  2. Step 2: Convert to fraction form
    1,437.22/2,152.14 = 948.76/x
  3. Step 3: Cross multiply
    1,437.22x = 2,152.14 × 948.76
  4. Step 4: Simplify right side
    1,437.22x = 2,041,864.35
  5. Step 5: Solve for x
    x = 2,041,864.35/1,437.22
  6. Step 6: Final answer
    x = 1,420.70

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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.