Home / 7,877.49-10,870.51-4,893.27

Finding the Fourth Proportional to 7,877.49, 10,870.51 and 4,893.27

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Solution

The fourth proportional to 7,877.49, 10,870.51 and 4,893.27 is: 6,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,877.49 : 10,870.51 = 4,893.27 : x
  2. Step 2: Convert to fraction form
    7,877.49/10,870.51 = 4,893.27/x
  3. Step 3: Cross multiply
    7,877.49x = 10,870.51 × 4,893.27
  4. Step 4: Simplify right side
    7,877.49x = 53,192,357.79
  5. Step 5: Solve for x
    x = 53,192,357.79/7,877.49
  6. Step 6: Final answer
    x = 6,752.45

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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.