Home / 1,846.13-2,547.65-1,147.50

Finding the Fourth Proportional to 1,846.13, 2,547.65 and 1,147.50

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Solution

The fourth proportional to 1,846.13, 2,547.65 and 1,147.50 is: 1,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.13 : 2,547.65 = 1,147.50 : x
  2. Step 2: Convert to fraction form
    1,846.13/2,547.65 = 1,147.50/x
  3. Step 3: Cross multiply
    1,846.13x = 2,547.65 × 1,147.50
  4. Step 4: Simplify right side
    1,846.13x = 2,923,431.24
  5. Step 5: Solve for x
    x = 2,923,431.24/1,846.13
  6. Step 6: Final answer
    x = 1,583.55

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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.