Home / 3,302.51-4,557.47-1,810.45

Finding the Fourth Proportional to 3,302.51, 4,557.47 and 1,810.45

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Solution

The fourth proportional to 3,302.51, 4,557.47 and 1,810.45 is: 2,498.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.51 : 4,557.47 = 1,810.45 : x
  2. Step 2: Convert to fraction form
    3,302.51/4,557.47 = 1,810.45/x
  3. Step 3: Cross multiply
    3,302.51x = 4,557.47 × 1,810.45
  4. Step 4: Simplify right side
    3,302.51x = 8,251,068.21
  5. Step 5: Solve for x
    x = 8,251,068.21/3,302.51
  6. Step 6: Final answer
    x = 2,498.43

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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.