Home / 10,886.58-15,024.47-6,637.87

Finding the Fourth Proportional to 10,886.58, 15,024.47 and 6,637.87

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Solution

The fourth proportional to 10,886.58, 15,024.47 and 6,637.87 is: 9,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.58 : 15,024.47 = 6,637.87 : x
  2. Step 2: Convert to fraction form
    10,886.58/15,024.47 = 6,637.87/x
  3. Step 3: Cross multiply
    10,886.58x = 15,024.47 × 6,637.87
  4. Step 4: Simplify right side
    10,886.58x = 99,730,445.49
  5. Step 5: Solve for x
    x = 99,730,445.49/10,886.58
  6. Step 6: Final answer
    x = 9,160.87

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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.