Home / 10,303.08-14,218.26-5,587.41

Finding the Fourth Proportional to 10,303.08, 14,218.26 and 5,587.41

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Solution

The fourth proportional to 10,303.08, 14,218.26 and 5,587.41 is: 7,710.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.08 : 14,218.26 = 5,587.41 : x
  2. Step 2: Convert to fraction form
    10,303.08/14,218.26 = 5,587.41/x
  3. Step 3: Cross multiply
    10,303.08x = 14,218.26 × 5,587.41
  4. Step 4: Simplify right side
    10,303.08x = 79,443,248.11
  5. Step 5: Solve for x
    x = 79,443,248.11/10,303.08
  6. Step 6: Final answer
    x = 7,710.63

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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.