Home / 11,307.00-15,603.67-6,271.05

Finding the Fourth Proportional to 11,307.00, 15,603.67 and 6,271.05

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Solution

The fourth proportional to 11,307.00, 15,603.67 and 6,271.05 is: 8,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.00 : 15,603.67 = 6,271.05 : x
  2. Step 2: Convert to fraction form
    11,307.00/15,603.67 = 6,271.05/x
  3. Step 3: Cross multiply
    11,307.00x = 15,603.67 × 6,271.05
  4. Step 4: Simplify right side
    11,307.00x = 97,851,461.11
  5. Step 5: Solve for x
    x = 97,851,461.11/11,307.00
  6. Step 6: Final answer
    x = 8,654.06

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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.