Home / 7,347.18-11,017.16-5,127.08

Finding the Fourth Proportional to 7,347.18, 11,017.16 and 5,127.08

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Solution

The fourth proportional to 7,347.18, 11,017.16 and 5,127.08 is: 7,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.18 : 11,017.16 = 5,127.08 : x
  2. Step 2: Convert to fraction form
    7,347.18/11,017.16 = 5,127.08/x
  3. Step 3: Cross multiply
    7,347.18x = 11,017.16 × 5,127.08
  4. Step 4: Simplify right side
    7,347.18x = 56,485,860.69
  5. Step 5: Solve for x
    x = 56,485,860.69/7,347.18
  6. Step 6: Final answer
    x = 7,688.10

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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.