Home / 9,003.16-13,509.59-4,386.16

Finding the Fourth Proportional to 9,003.16, 13,509.59 and 4,386.16

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Solution

The fourth proportional to 9,003.16, 13,509.59 and 4,386.16 is: 6,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.16 : 13,509.59 = 4,386.16 : x
  2. Step 2: Convert to fraction form
    9,003.16/13,509.59 = 4,386.16/x
  3. Step 3: Cross multiply
    9,003.16x = 13,509.59 × 4,386.16
  4. Step 4: Simplify right side
    9,003.16x = 59,255,223.27
  5. Step 5: Solve for x
    x = 59,255,223.27/9,003.16
  6. Step 6: Final answer
    x = 6,581.60

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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.