Home / 10,064.10-13,888.11-5,587.74

Finding the Fourth Proportional to 10,064.10, 13,888.11 and 5,587.74

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Solution

The fourth proportional to 10,064.10, 13,888.11 and 5,587.74 is: 7,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,064.10 : 13,888.11 = 5,587.74 : x
  2. Step 2: Convert to fraction form
    10,064.10/13,888.11 = 5,587.74/x
  3. Step 3: Cross multiply
    10,064.10x = 13,888.11 × 5,587.74
  4. Step 4: Simplify right side
    10,064.10x = 77,603,147.77
  5. Step 5: Solve for x
    x = 77,603,147.77/10,064.10
  6. Step 6: Final answer
    x = 7,710.89

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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.