Home / 2,307.48-3,184.86-1,782.36

Finding the Fourth Proportional to 2,307.48, 3,184.86 and 1,782.36

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Solution

The fourth proportional to 2,307.48, 3,184.86 and 1,782.36 is: 2,460.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.48 : 3,184.86 = 1,782.36 : x
  2. Step 2: Convert to fraction form
    2,307.48/3,184.86 = 1,782.36/x
  3. Step 3: Cross multiply
    2,307.48x = 3,184.86 × 1,782.36
  4. Step 4: Simplify right side
    2,307.48x = 5,676,567.07
  5. Step 5: Solve for x
    x = 5,676,567.07/2,307.48
  6. Step 6: Final answer
    x = 2,460.07

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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.