Home / 10,303.01-14,218.16-5,587.29

Finding the Fourth Proportional to 10,303.01, 14,218.16 and 5,587.29

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Solution

The fourth proportional to 10,303.01, 14,218.16 and 5,587.29 is: 7,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.01 : 14,218.16 = 5,587.29 : x
  2. Step 2: Convert to fraction form
    10,303.01/14,218.16 = 5,587.29/x
  3. Step 3: Cross multiply
    10,303.01x = 14,218.16 × 5,587.29
  4. Step 4: Simplify right side
    10,303.01x = 79,440,955.25
  5. Step 5: Solve for x
    x = 79,440,955.25/10,303.01
  6. Step 6: Final answer
    x = 7,710.46

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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.