Home / 4,641.84-6,402.51-3,130.08

Finding the Fourth Proportional to 4,641.84, 6,402.51 and 3,130.08

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Solution

The fourth proportional to 4,641.84, 6,402.51 and 3,130.08 is: 4,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.84 : 6,402.51 = 3,130.08 : x
  2. Step 2: Convert to fraction form
    4,641.84/6,402.51 = 3,130.08/x
  3. Step 3: Cross multiply
    4,641.84x = 6,402.51 × 3,130.08
  4. Step 4: Simplify right side
    4,641.84x = 20,040,368.50
  5. Step 5: Solve for x
    x = 20,040,368.50/4,641.84
  6. Step 6: Final answer
    x = 4,317.33

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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.