Home / 10,551.04-15,826.64-5,878.16

Finding the Fourth Proportional to 10,551.04, 15,826.64 and 5,878.16

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Solution

The fourth proportional to 10,551.04, 15,826.64 and 5,878.16 is: 8,817.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.04 : 15,826.64 = 5,878.16 : x
  2. Step 2: Convert to fraction form
    10,551.04/15,826.64 = 5,878.16/x
  3. Step 3: Cross multiply
    10,551.04x = 15,826.64 × 5,878.16
  4. Step 4: Simplify right side
    10,551.04x = 93,031,522.18
  5. Step 5: Solve for x
    x = 93,031,522.18/10,551.04
  6. Step 6: Final answer
    x = 8,817.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.