Home / 1,341.20-2,010.18-975.08

Finding the Fourth Proportional to 1,341.20, 2,010.18 and 975.08

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Solution

The fourth proportional to 1,341.20, 2,010.18 and 975.08 is: 1,461.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.20 : 2,010.18 = 975.08 : x
  2. Step 2: Convert to fraction form
    1,341.20/2,010.18 = 975.08/x
  3. Step 3: Cross multiply
    1,341.20x = 2,010.18 × 975.08
  4. Step 4: Simplify right side
    1,341.20x = 1,960,086.31
  5. Step 5: Solve for x
    x = 1,960,086.31/1,341.20
  6. Step 6: Final answer
    x = 1,461.44

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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.