Home / 10,031.04-15,023.16-5,088.60

Finding the Fourth Proportional to 10,031.04, 15,023.16 and 5,088.60

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Solution

The fourth proportional to 10,031.04, 15,023.16 and 5,088.60 is: 7,621.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.04 : 15,023.16 = 5,088.60 : x
  2. Step 2: Convert to fraction form
    10,031.04/15,023.16 = 5,088.60/x
  3. Step 3: Cross multiply
    10,031.04x = 15,023.16 × 5,088.60
  4. Step 4: Simplify right side
    10,031.04x = 76,446,851.98
  5. Step 5: Solve for x
    x = 76,446,851.98/10,031.04
  6. Step 6: Final answer
    x = 7,621.03

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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.