Home / 10,787.40-14,886.23-6,070.77

Finding the Fourth Proportional to 10,787.40, 14,886.23 and 6,070.77

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Solution

The fourth proportional to 10,787.40, 14,886.23 and 6,070.77 is: 8,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.40 : 14,886.23 = 6,070.77 : x
  2. Step 2: Convert to fraction form
    10,787.40/14,886.23 = 6,070.77/x
  3. Step 3: Cross multiply
    10,787.40x = 14,886.23 × 6,070.77
  4. Step 4: Simplify right side
    10,787.40x = 90,370,848.14
  5. Step 5: Solve for x
    x = 90,370,848.14/10,787.40
  6. Step 6: Final answer
    x = 8,377.44

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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.